SI REFERENCE POINT
Version: 1.0 Beta , last update: 2024-11-27

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 $$\text{10}^{-30}\ \ $$
ronto r $$\text{10}^{-27}\ \ $$
yocto y $$\text{10}^{-24}\ \ $$
zepto z $$\text{10}^{-21}\ \ $$
atto a $$\text{10}^{-18}\ \ $$
femto f $$\text{10}^{-15}\ \ $$
pico p $$\text{10}^{-12}\ \ $$
nano n $$\text{10}^{-9}\ \ $$
micro µ $$\text{10}^{-6}\ \ $$
milli m $$\text{10}^{-3}\ \ $$
centi c $$\text{10}^{-2}\ \ $$
deci d $$\text{10}^{-1}\ \ $$
deca da $$\text{10}^{1}\ \ $$
hecto h $$\text{10}^{2}\ \ $$
kilo k $$\text{10}^{3}\ \ $$
mega M $$\text{10}^{6}\ \ $$
giga G $$\text{10}^{9}\ \ $$
tera T $$\text{10}^{12}\ \ $$
peta P $$\text{10}^{15}\ \ $$
exa E $$\text{10}^{18}\ \ $$
zetta Z $$\text{10}^{21}\ \ $$
yotta Y $$\text{10}^{24}\ \ $$
ronna R $$\text{10}^{27}\ \ $$
quetta Q $$\text{10}^{30}\ \ $$