SI Number Prefixes

Yotta (Y) = 1,000,000,000,000,000,000,000,000


Zetta(Z) = 1,000,000,000,000,000,000,000


Exa(E) = 1,000,000,000,000,000,000


Peta(P) = 1,000,000,000,000,000


Tera(T) = 1,000,000,000,000


Giga(G) = 1,000,000,000


Mega(M) = 1,000,000


Kilo(k) = 1,000


Hecto(h) = 100


Deca(da) = 10


Unit = 1


Deci(d) = 0.1


Centi(c) = 0.01


Milli(m) = 0.001


Micro(μ) = 0.000 001


Nano(n) = 0.000 000 001


Pico(p) = 0.000 000 000 001


Femto(f) = 0.000 000 000 000 001


Atto(a) = 0.000 000 000 000 000 001


Zepto(z) = 0.000 000 000 000 000 000 001


Yocto(y) = 0.000 000 000 000 000 000 000 001

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