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Standard Scientific Prefixes in the metric system

Factor

Name

Symbol

Factor

SI Name

SI Symbol

101

deca

da

10-1

deci

d

102

hecto

h

10-2

centi

c

103

kilo

k

10-3

milli

m

106

mega

M

10-6

micro

μ

109

giga

G

10-9

nano

n

1012

tera

T

10-12

pico

p

1015

peta

P

10-15

femto

f

1018

exa

E

10-18

atto

a

 

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SI units stands for Le Système International d'Unités (SI)
The metric prefixes are shown with their numerical equivalents.
The column "Factor" shows the scientific notation which helps to reduce long numbers.
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