Zetta

Zetta (symbol Z) is a SI prefix in the SI system of units denoting 1021 or 1 000 000 000 000 000 000 000.

Adopted in 1991, it comes from the French sept, meaning seven, because it is equal to 10007.

See also

External link


SI Prefixes

Edit (http://www.askfactmaster.com/Template:SI_prefix)

(Sub)multiple Prefix Symbol Short scale Name Long scale Name
1024 yotta Y Septillion Quadrillion
1021 zetta Z Sextillion Thousand trillion (Trilliard)
1018 exa E Quintillion Trillion
1015 peta P Quadrillion Thousand billion (Billiard)
1012 tera T Trillion Billion
109 giga G Billion Thousand million (Milliard)
106 mega M Million
104 (obsolete) myria ma Ten thousand
103 kilo k Thousand
102 hecto h Hundred
101 deca da Ten
10-1 deci d Tenth
10-2 centi c Hundredth
10-3 milli m Thousandth
10-6 micro µ Millionth
10-9 nano n Billionth Milliardth
10-12 pico p Trillionth Billionth
10-15 femto f Quadrillionth Billiardth
10-18 atto a Quintillionth Trillionth
10-21 zepto z Sextillionth Trilliardth
10-24 yocto y Septillionth Quadrillionth



ca:Zetta es:Zetta fr:Zetta pl:Zetta sl:Zeta

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