Don’t math around…

Some useful information. Impress your friends, annoy those who aren’t.

Mathematical Notation

Mathematical Power

Name

1018 or 1,000,000,000,000,000,000

one quintillion

1015 or 1,000,000,000,000,000

one quadrillion

1012 or 1,000,000,000,000

one trillion

109 or 1,000,000,000

one billion

106 or 1,000,000

one million

103 or 1,000

one thousand

102 or 100

one hundred

101 or 10

ten

100 or 1

one

10-1 or 0.1

one-tenth

10-2 or 0.01

one-hundredth

10-3 or 0.001

one-thousandth

10-6 or 0.000 001

one-millionth

10-9 or 0.000 000 001

one-billionth

10-12 or 0.000 000 000 001

one-trillionth

10-15 or 0.000 000 000 000 001

one-quadrillionth

10-18 or 0.000 000 000 000 000 001

one-quintillionth

Mike-1975-Hawaii-1

Metric Notations

Prefix

Symbol

Length, weight, or capacity

yotta

Y

1024

zetta

Z

1021

exa

E

1018

peta

P

1015

tera

T

1012

giga

G

109

mega

M

106

kilo

k

103

hecto

h

102

deka

da

101

basic unit

1 meter, 1 gram, 1 liter

deci

d

10-1

centi

c

10-2

milli

m

10 -3

micro

u

10-6

nano

n

10-9

pico

p

10-12

femto

f

10-15

atto

a

10-18

zepto

z

10-21

yocto

y

10-24

Lake Okeechobee Florida

Conversion Factors

To Convert From

To

Multiply By

acres

ares

40.468 564 224

acres

hectares

0.404 685 642 24

acres

square feet

43,560

acres

square kilometers

0.004 046 856 422 4

acres

square meters

4,046.856 422 4

acres

square miles (statute)

0.001 562 50

acres

square yards

4,840

ares

square meters

100

ares

square yards

119.599

barrels, US beer

gallons

31

barrels, US beer

liters

117.347 77

barrels, US petroleum

gallons (British)

34.97

barrels, US petroleum

gallons (US)

42

barrels, US petroleum

liters

158.987 29

barrels, US proof spirits

gallons

40

barrels, US proof spirits

liters

151.416 47

bushels (US)

bushels (British)

0.968 9

bushels (US)

cubic feet

1.244 456

bushels (US)

cubic inches

2,150.42

bushels (US)

cubic meters

0.035 239 07

bushels (US)

cubic yards

0.046 090 96

bushels (US)

dekaliters

3.523 907

bushels (US)

dry pints

64

bushels (US)

dry quarts

32

bushels (US)

liters

35.239 070 17

bushels (US)

pecks

4

cables

fathoms

120

cables

meters

219.456

cables

yards

240

carat

milligrams

200

centimeters

feet

0.032 808 40

centimeters

inches

0.393 700 8

centimeters

meters

0.01

centimeters

yards

0.010 936 13

centimeters, cubic

cubic inches

0.061 023 744

centimeters, square

square feet

0.001 076 39

centimeters, square

square inches

0.155 000 31

centimeters, square

square meters

0.000 1

centimeters, square

square yards

0.000 119 599

chains, square surveyor’s

ares

4.046 86

chains, square surveyor’s

square feet

4,356

chains, surveyor’s

feet

66

chains, surveyor’s

meters

20.116 8

chains, surveyor’s

rods

4

cords of wood

cubic feet

128

cords of wood

cubic meters

3.624 556

cords of wood

cubic yards

4.740 7

cups

liquid ounces (US)

8

cups

liters

0.236 588 2

degrees Celsius

degrees Fahrenheit

multiply by 1.8 and add 32

degrees Fahrenheit

degrees Celsius

subtract 32 and divide by 1.8

dekaliters

bushels

0.283 775 9

dekaliters

cubic feet

0.353 146 7

dekaliters

cubic inches

610.237 4

dekaliters

dry pints

18.161 66

dekaliters

dry quarts

9.080 829 8

dekaliters

liters

10

dekaliters

pecks

1.135 104

drams, avoirdupois

avoirdupois ounces

0.062 55

drams, avoirdupois

grains

27.344

drams, avoirdupois

grams

1.771 845 2

drams, troy

grains

60

drams, troy

grams

3.887 934 6

drams, troy

scruples

3

drams, troy

troy ounces

0.125

drams, liquid (US)

cubic inches

0.226

drams, liquid (US)

liquid drams (British)

1.041

drams, liquid (US)

liquid ounces

0.125

drams, liquid (US)

milliliters

3.696 69

drams, liquid (US)

minims

60

fathoms

feet

6

fathoms

meters

1.828 8

feet

centimeters

30.48

feet

inches

12

feet

kilometers

0.000 304 8

feet

meters

0.304 8

feet

statute miles

0.000 189 39

feet

yards

0.333 333 3

feet, cubic

bushels

0.803 563 95

feet, cubic

cubic decimeters

28.316 847

feet, cubic

cubic inches

1,728

feet, cubic

cubic meters

0.028 316 846 592

feet, cubic

cubic yards

0.037 037 04

feet, cubic

dry pints

51.428 09

feet, cubic

dry quarts

25.714 05

feet, cubic

gallons

7.480 519

feet, cubic

gills

239.376 6

feet, cubic

liquid ounces

957.506 5

feet, cubic

liquid pints

59.844 16

feet, cubic

liquid quarts

29.922 08

feet, cubic

liters

28.316 846 592

feet, cubic

pecks

3.214 256

feet, square

acres

0.000 022 956 8

feet, square

square centimeters

929.030 4

feet, square

square decimeters

9.290 304

feet, square

square inches

144

feet, square

square meters

0.092 903 04

feet, square

square yards

0.111 111 1

furlongs

feet

660

furlongs

inches

7,920

furlongs

meters

201.168

furlongs

statute miles

0.125

furlongs

yards

220

gallons, liquid (US)

cubic feet

0.133 680 6

gallons, liquid (US)

cubic inches

231

gallons, liquid (US)

cubic meters

0.003 785 411 784

gallons, liquid (US)

cubic yards

0.004 951 13

gallons, liquid (US)

gills (US)

32

gallons, liquid (US)

liquid gallons (British)

0.832 67

gallons, liquid (US)

liquid ounces

128

gallons, liquid (US)

liquid pints

8

gallons, liquid (US)

liquid quarts

4

gallons, liquid (US)

liters

3.785 411 784

gallons, liquid (US)

milliliters

3,785.411 784

gallons, liquid (US)

minims

61,440

gills (US)

centiliters

11.829 4

gills (US)

cubic feet

0.004 177 517

gills (US)

cubic inches

7.218 75

gills (US)

gallons

0.031 25

gills (US)

gills (British)

0.832 67

gills (US)

liquid ounces

4

gills (US)

liquid pints

0.25

gills (US)

liquid quarts

0.125

gills (US)

liters

0.118 294 118 25

gills (US)

milliliters

118.294 118 25

gills (US)

minims

1,920

grains

avoirdupois drams

0.036 571 43

grains

avoirdupois ounces

0.002 285 71

grains

avoirdupois pounds

0.000 142 86

grains

grams

0.064 798 91

grains

kilograms

0.000 064 798 91

grains

milligrams

64.798 910

grains

pennyweights

0.042

grains

scruples

0.05

grains

troy drams

0.016 6

grains

troy ounces

0.002 083 33

grains

troy pounds

0.000 173 61

grams

avoirdupois drams

0.564 383 39

grams

avoirdupois ounces

0.035 273 961

grams

avoirdupois pounds

0.002 204 622 6

grams

grains

15.432 361

grams

kilograms

0.001

grams

milligrams

1,000

grams

troy ounces

0.032 150 746 6

grams

troy pounds

0.002 679 23

hands (height of horse)

centimeters

10.16

hands (height of horse)

inches

4

hectares

acres

2.471 053 8

hectares

square feet

107,639.1

hectares

square kilometers

0.01

hectares

square meters

10,000

hectares

square miles

0.003 861 02

hectares

square yards

11,959.90

hundredweights, long

avoirdupois pounds

112

hundredweights, long

kilograms

50.802 345

hundredweights, long

long tons

0.05

hundredweights, long

metric tons

0.050 802 345

hundredweights, long

short tons

0.056

hundredweights, short

avoirdupois pounds

100

hundredweights, short

kilograms

45.359 237

hundredweights, short

long tons

0.044 642 86

hundredweights, short

metric tons

0.045 359 237

hundredweights, short

short tons

0.05

inches

centimeters

2.54

inches

feet

0.083 333 33

inches

meters

0.025 4

inches

millimeters

25.4

inches

yards

0.027 777 78

inches, cubic

bushels

0.000 465 025

inches, cubic

cubic centimeters

16.387 064

inches, cubic

cubic feet

0.000 578 703 7

inches, cubic

cubic meters

0.000 016 387 064

inches, cubic

cubic yards

0.000 021 433 47

inches, cubic

dry pints

0.029 761 6

inches, cubic

dry quarts

0.014 880 8

inches, cubic

gallons

0.004 329 0

inches, cubic

gills

0.138 528 1

inches, cubic

liquid ounces

0.554 112 6

inches, cubic

liquid pints

0.034 632 03

inches, cubic

liquid quarts

0.017 316 02

inches, cubic

liters

0.016 387 064

inches, cubic

milliliters

16.387 064

inches, cubic

minims (US)

265.974 0

inches, cubic

pecks

0.001 860 10

inches, square

square centimeters

6.451 600

inches, square

square feet

0.006 944 44

inches, square

square meters

0.000 645 16

inches, square

square yards

0.000 771 605

kilograms

avoirdupois drams

564.383 4

kilograms

avoirdupois ounces

35.273 962

kilograms

avoirdupois pounds

2.204 622 622

kilograms

grains

15,432.36

kilograms

grams

1,000

kilograms

long tons

0.000 984 2

kilograms

metric tons

0.001

kilograms

short hundredweights

0.022 046 23

kilograms

short tons

0.001 102 31

kilograms

troy ounces

32.150 75

kilograms

troy pounds

2.679 229

kilometers

meters

1,000

kilometers

statute miles

0.621 371 192

kilometers, square

acres

247.105 38

kilometers, square

hectares

100

kilometers, square

square meters

1,000,000

kilometers, square

statute miles

0.386 102 16

knots (nautical mi/hr)

kilometers/hour

1.852

knots (nautical mi/hr)

statute miles/hour

1.151

leagues, nautical

kilometers

5.556

leagues, nautical

nautical miles

3

leagues, statute

kilometers

4.828 032

leagues, statute

statute miles

3

links, square surveyor’s

square centimeters

404.686

links, square surveyor’s

square inches

62.726 4

links, surveyor’s

centimeters

20.116 8

links, surveyor’s

chains

0.01

links, surveyor’s

inches

7.92

liters

bushels

0.028 377 59

liters

cubic feet

0.035 314 67

liters

cubic inches

61.023 74

liters

cubic meters

0.001

liters

cubic yards

0.001 307 95

liters

dekaliters

0.1

liters

dry pints

1.816 166

liters

dry quarts

0.908 082 98

liters

gallons

0.264 172 052

liters

gills (US)

8.453 506

liters

liquid ounces

33.814 02

liters

liquid pints

2.113 376

liters

liquid quarts

1.056 688 2

liters

milliliters

1,000

liters

pecks

0.113 510 4

meters

centimeters

100

meters

feet

3.280 839 895

meters

inches

39.370 079

meters

kilometers

0.001

meters

millimeters

1,000

meters

statute miles

0.000 621 371

meters

yards

1.093 613 298

meters, cubic

bushels

28.377 59

meters, cubic

cubic feet

35.314 666 7

meters, cubic

cubic inches

61,023.744

meters, cubic

cubic yards

1.307 950 619

meters, cubic

gallons

264.172 05

meters, cubic

liters

1,000

meters, cubic

pecks

113.510 4

meters, square

acres

0.000 247 105 38

meters, square

hectares

0.000 1

meters, square

square centimeters

10,000

meters, square

square feet

10.763 910 4

meters, square

square inches

1,550.003 1

meters, square

square yards

1.195 990 046

microns

meters

0.000 001

microns

inches

0.000 039 4

mils

inches

0.001

mils

millimeters

0.025 4

miles, nautical

kilometers

1.852 0

miles, nautical

statute miles

1.150 779 4

miles, statute

centimeters

160,934.4

miles, statute

feet

5,280

miles, statute

furlongs

8

miles, statute

inches

63,360

miles, statute

kilometers

1.609 344

miles, statute

meters

1,609.344

miles, statute

rods

320

miles, statute

yards

1,760

miles, square nautical

square kilometers

3.429 904

miles, square nautical

square statute miles

1.325

miles, square statute

acres

640

miles, square statute

hectares

258.998 811 033 6

miles, square statute

sections

1

miles, square statute

square kilometers

2.589 988 110 336

miles, square statute

square nautical miles

0.755 miles

miles, square statute

square rods

102,400

milligrams

grains

0.015 432 358 35

milliliters

cubic inches

0.061 023 744

milliliters

gallons

0.000 264 17

milliliters

gills (US)

0.008 453 5

milliliters

liquid ounces

0.033 814 02

milliliters

liquid pints

0.002 113 4

milliliters

liquid quarts

0.001 056 7

milliliters

liters

0.001

milliliters

minims

16.230 73

millimeters

inches

0.039 370 078 7

minims (US)

cubic inches

0.003 759 77

minims (US)

gills (US)

0.000 520 83

minims (US)

liquid ounces

0.002 083 33

minims (US)

milliliters

0.061 611 52

minims (US)

minims (British)

1.041

ounces, avoirdupois

avoirdupois drams

16

ounces, avoirdupois

avoirdupois pounds

0.062 5

ounces, avoirdupois

grains

437.5

ounces, avoirdupois

grams

28.349 523 125

ounces, avoirdupois

kilograms

0.028 349 523 125

ounces, avoirdupois

troy ounces

0.911 458 3

ounces, avoirdupois

troy pounds

0.075 954 86

ounces, liquid (US)

cubic feet

0.001 044 38

ounces, liquid (US)

centiliters

2.957 35

ounces, liquid (US)

cubic inches

1.804 687 5

ounces, liquid (US)

gallons

0.007 812 5

ounces, liquid (US)

gills (US)

0.25

ounces, liquid (US)

liquid drams

8

ounces, liquid (US)

liquid ounces (British)

1.041

ounces, liquid (US)

liquid pints

0.062 5

ounces, liquid (US)

liquid quarts

0.031 25

ounces, liquid (US)

liters

0.029 573 53

ounces, liquid (US)

milliliters

29.573 529 6

ounces, liquid (US)

minims

480

ounces, troy

avoirdupois drams

17.554 29

ounces, troy

avoirdupois ounces

1.097 143

ounces, troy

avoirdupois pounds

0.068 571 43

ounces, troy

grains

480

ounces, troy

grams

31.103 476 8

ounces, troy

pennyweights

20

ounces, troy

troy drams

8

ounces, troy

troy pounds

0.083 333 3

paces (US)

centimeters

76.2

paces (US)

inches

30

pecks (US)

bushels

0.25

pecks (US)

cubic feet

0.311 114

pecks (US)

cubic inches

537.605

pecks (US)

cubic meters

0.008 809 77

pecks (US)

cubic yards

0.011 522 74

pecks (US)

dekaliters

0.880 976 75

pecks (US)

dry pints

16

pecks (US)

dry quarts

8

pecks (US)

liters

8.809 767 5

pecks (US)

pecks (British)

0.968 9

pennyweights

grains

24

pennyweights

grams

1.555 173 84

pennyweights

troy ounces

0.05

pints, dry (US)

bushels

0.015 625

pints, dry (US)

cubic feet

0.019 444 63

pints, dry (US)

cubic inches

33.600 312 5

pints, dry (US)

dekaliters

0.055 061 05

pints, dry (US)

dry pints (British)

0.968 9

pints, dry (US)

dry quarts

0.5

pints, dry (US)

liters

0.550 610 47

pints, liquid (US)

cubic feet

0.016 710 07

pints, liquid (US)

cubic inches

28.875

pints, liquid (US)

deciliters

4.731 76

pints, liquid (US)

gallons

0.125

pints, liquid (US)

gills (US)

4

pints, liquid (US)

liquid ounces

16

pints, liquid (US)

liquid pints (British)

0.832 67

pints, liquid (US)

liquid quarts

0.5

pints, liquid (US)

liters

0.473 176 473

pints, liquid (US)

milliliters

473.176 473

pints, liquid (US)

minims

7,680

points (typographical)

inches

0.013 837

points (typographical)

millimeters

0.351 459 8

pounds, avoirdupois

avoirdupois drams

256

pounds, avoirdupois

avoirdupois ounces

16

pounds, avoirdupois

grains

7,000

pounds, avoirdupois

grams

453.592 37

pounds, avoirdupois

kilograms

0.453 592 37

pounds, avoirdupois

long tons

0.000 446 428 6

pounds, avoirdupois

metric tons

0.000 453 592 37

pounds, avoirdupois

quintals

0.004 535 92

pounds, avoirdupois

short tons

0.000 5

pounds, avoirdupois

troy ounces

14.583 33

pounds, avoirdupois

troy pounds

1.215 278

pounds, troy

avoirdupois drams

210.651 4

pounds, troy

avoirdupois ounces

13.165 71

pounds, troy

avoirdupois pounds

0.822 857 1

pounds, troy

grains

5,760

pounds, troy

grams

373.241 721 6

pounds, troy

kilograms

0.373 241 721 6

pounds, troy

pennyweights

240

pounds, troy

troy ounces

12

quarts, dry (US)

bushels

0.031 25

quarts, dry (US)

cubic feet

0.038 889 25

quarts, dry (US)

cubic inches

67.200 625

quarts, dry (US)

dekaliters

0.110 122 1

quarts, dry (US)

dry pints

2

quarts, dry (US)

dry quarts (British)

0.968 9

quarts, dry (US)

liters

1.101 221

quarts, dry (US)

pecks

0.125

quarts, dry (US)

pints, dry (US)

2

quarts, liquid (US)

cubic feet

0.033 420 14

quarts, liquid (US)

cubic inches

57.75

quarts, liquid (US)

deciliters

9.463 53

quarts, liquid (US)

gallons

0.25

quarts, liquid (US)

gills (US)

8

quarts, liquid (US)

liquid ounces

32

quarts, liquid (US)

liquid pints (US)

2

quarts, liquid (US)

liquid quarts (British)

0.832 67

quarts, liquid (US)

liters

0.946 352 946

quarts, liquid (US)

milliliters

946.352 946

quarts, liquid (US)

minims

15,360

quintals

avoirdupois pounds

220.462 26

quintals

kilograms

100

quintals

metric tons

0.1

rods

feet

16.5

rods

meters

5.029 2

rods

yards

5.5

rods, square

acres

0.006 25

rods, square

square meters

25.292 85

rods, square

square yards

30.25

scruples

grains

20

scruples

grams

1.295 978 2

scruples

troy drams

0.333

sections (US)

square kilometers

2.589 988 1

sections (US)

square statute miles

1

spans

centimeters

22.86

spans

inches

9

steres

cubic meters

1

steres

cubic yards

1.307 95

tablespoons

milliliters

14.786 76

tablespoons

teaspoons

3

teaspoons

milliliters

4.928 922

teaspoons

tablespoons

0.333 333

ton-miles, long

metric ton-kilometers

1.635 169

ton-miles, short

metric ton-kilometers

1.459 972

tons, gross register

cubic feet of permanently enclosed space

100

tons, gross register

cubic meters of permanently enclosed space

2.831 684 7

tons, long (deadweight)

avoirdupois ounces

35,840

tons, long (deadweight)

avoirdupois pounds

2,240

tons, long (deadweight)

kilograms

1,016.046 909 8

tons, long (deadweight)

long hundredweights

20

tons, long (deadweight)

metric tons

1.016 046 908 8

tons, long (deadweight)

short hundredweights

22.4

tons, long (deadweight)

short tons

1.12

tons, metric

avoirdupois pounds

2,204.623

tons, metric

kilograms

1,000

tons, metric

long hundredweights

19.684 130 3

tons, metric

long tons

0.984 206 5

tons, metric

quintals

10

tons, metric

short hundredweights

22.046 23

tons, metric

short tons

1.102 311 3

tons, metric

troy ounces

32,150.75

tons, net register

cubic feet of permanently enclosed space
for cargo and passengers

100

tons, net register

cubic meters of permanently enclosed space
for cargo and passengers

2.831 684 7

tons, shipping

cubic feet of permanently enclosed cargo space

42

tons, shipping

cubic meters of permanently enclosed cargo space

1.189 307 574

tons, short

avoirdupois pounds

2,000

tons, short

kilograms

907.184 74

tons, short

long hundredweights

17.857 14

tons, short

long tons

0.892 857 1

tons, short

metric tons

0.907 184 74

tons, short

short hundredweights

20

townships (US)

sections

36

townships (US)

square kilometers

93.239 572

townships (US)

square statute miles

36

miles, square statute

acres

640

miles, square statute

hectares

258.998 811 033 6

miles, square statute

square feet

27,878,400

miles, square statute

square meters

2,589,988.110 336

miles, square statute

square yards

3,097,600

yards

centimeters

91.44

yards

feet

3

yards

inches

36

yards

meters

0.914 4

yards

miles

0.000 568 18

yards, cubic

bushels

21.696 227

yards, cubic

cubic feet

27

yards, cubic

cubic inches

46,656

yards, cubic

cubic meters

0.764 554 857 984

yards, cubic

gallons

201.974 0

yards, cubic

liters

764.554 857 984

yards, cubic

pecks

86.784 91

yards, square

acres

0.000 206 611 6

yards, square

hectares

0.000 083 612 736

yards, square

square centimeters

8,361.273 6

yards, square

square feet

9

yards, square

square inches

1,296

yards, square

square meters

0.836 127 36

yards, square

square miles

0.000 000 322 830 6

Image

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2 thoughts on “Don’t math around…

  1. Paul Kapcin

    Hah! all those figures and all it took to speed my heart up was the picture of just …. ONE bike… Looks like a GW lurking in the background… Man I sure do recall that day….(sigh)

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