›› Measurement unit: zettajoule

Full name: zettajoule

Plural form: zettajoules

Symbol: ZJ

Category type: energy

Scale factor: 1.0E+21


›› SI unit: joule

The SI derived unit for energy is the joule.
1 joule is equal to 1.0E-21 zettajoule.


›› Convert zettajoule to another unit

Convert zettajoule to  

Valid units must be of the energy type.
You can use this form to select from known units:

Convert zettajoule to  


›› Definition: Zettajoule

The SI prefix "zetta" represents a factor of 1021, or in exponential notation, 1E21.

So 1 zettajoule = 1021 joules.

The definition of a joule is as follows:

The joule (symbol J, also called newton meter, watt second, or coulomb volt) is the SI unit of energy and work. The unit is pronounced to rhyme with "tool", and is named in honor of the physicist James Prescott Joule (1818-1889).


›› Sample conversions: zettajoule

zettajoule to quad
zettajoule to dekatherm
zettajoule to gallon [UK] of LPG
zettajoule to gallon [U.S.] of kerosene type jet fuel
zettajoule to nanojoule
zettajoule to gallon [U.S.] of automotive gasoline
zettajoule to calorie [thermochemical]
zettajoule to zeptojoule
zettajoule to megaton [explosive]
zettajoule to gigaelectronvolt