SI REFERENCE POINT
Version: 1.0 Beta, last update: 2024-02-14

SI Prefixes

Lists the set of named SI prefixes.

The knowledge base can be downloaded from this link: prefixes.ttl
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Prefix Symbol Factor PID (Prefix)
quecto q 1e-30
ronto r 1e-27
yocto y 1e-24
zepto z 1e-21
atto a 1e-18
femto f 1e-15
pico p 1e-12
nano n 1e-09
micro µ 1e-06
milli m 1e-03
centi c 1e-02
deci d 1e-01
deca da 1e+01
hecto h 1e+02
kilo k 1e+03
mega M 1e+06
giga G 1e+09
tera T 1e+12
peta P 1e+15
exa E 1e+18
zetta Z 1e+21
yotta Y 1e+24
ronna R 1e+27
quetta Q 1e+30