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Metric System Prefixes and Symbols

By

Susan E. Fielder

, DVM, MS, DACVP (Clinical Pathology), Oklahoma State University

Last full review/revision Oct 2015 | Content last modified Oct 2015
Topic Resources
Table
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Metric System Prefixes and Symbols

Factor

Prefix

Symbol

Factor

Prefix

Symbol

1018

exa

E

10-1

deci

d

1015

peta

P

10-2

centi

c

1012

tera

T

10-3

milli

m

109

giga

G

10-6

micro

μ

106

mega

M

10-9

nano

n

103

kilo

k

10-12

pico

p

102

hecto

h

10-15

femto

f

10

deka

da

10-18

atto

a

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