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Prefix

A prefix indicates a multiple or portion of a unit.

prefix symbol value prefix symbol value
milli m 10-3 kilo k 10+3
micro μ 10-6 mega M 10+6
nano n 10-9 giga G 10+9
pico p 10-12 tera T 10+12
femto f 10-15 peta P 10+15
atto a 10-18 exa E 10+18

Note the difference between milli (m) and mega (M).

Last modified:08 April 2024 09.49 a.m.
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