Hecto Hecto

Hecto - Definition and Overview

Hecto (symbol h) is a SI prefix in the SI system of units denoting a factor of 102 (100).

Adopted in 1795, it comes from the Greek έκατόν, meaning hundred.

For example:

SI prefixes
10n Prefix Symbol Short scale Long scale Name Decimal Equivalent
1024 yotta Y Septillion Quadrillion 1 000 000 000 000 000 000 000 000
1021 zetta Z Sextillion Trilliard (thousand trillion) 1 000 000 000 000 000 000 000
1018 exa E Quintillion Trillion 1 000 000 000 000 000 000
1015 peta P Quadrillion Billiard (thousand billion) 1 000 000 000 000 000
1012 tera T Trillion Billion 1 000 000 000 000
109 giga G Billion Milliard (thousand million) 1 000 000 000
106 mega M Million 1 000 000
103 kilo k Thousand 1 000
102 hecto h Hundred 100
101 deca, deka da Ten 10
10−1 deci d Tenth 0.1
10−2 centi c Hundredth 0.01
10−3 milli m Thousandth 0.001
10−6 micro µ Millionth 0.000 001
10−9 nano n Billionth Milliardth 0.000 000 001
10−12 pico p Trillionth Billionth 0.000 000 000 001
10−15 femto f Quadrillionth Billiardth 0.000 000 000 000 001
10−18 atto a Quintillionth Trillionth 0.000 000 000 000 000 001
10−21 zepto z Sextillionth Trilliardth 0.000 000 000 000 000 000 001
10−24 yocto y Septillionth Quadrillionth 0.000 000 000 000 000 000 000 001
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See also

SI prefix

Example Usage of Hecto
futboltotal: Futbol Mexicano - Hay alerta en el Toluca porque Mancilla podría perderse parte de la Liguilla: El delantero Hécto... http://bit.ly/17zrdI
maryduica: @alejandroangel hola, siempre lograte ir a ver Hecto Abad
mathbabbler: 11/10 is day 314 of 2009. 314 isn't Pi, but Pi rounded to nearest hundredth times 100 is Hecto-Pi. http://ow.ly/AhMn #math #arithmetic #Pi
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