›› Convert kilowatt hour to exajoule


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How many kilowatt-hour in 1 exajoule? The answer is 277777777777.78.
We assume you are converting between kilowatt hour and exajoule.
You can view more details on each measurement unit:
kilowatt-hour or exajoule
The SI derived unit for energy is the joule.
1 joule is equal to 2.7777777777778E-7 kilowatt-hour, or 1.0E-18 exajoule.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between kilowatt hours and exajoules.
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›› Common energy conversions

kilowatt-hour to decajoule
kilowatt-hour to nanojoule
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kilowatt-hour to megawatt-hour
kilowatt-hour to hectojoule
kilowatt-hour to picojoule
kilowatt-hour to foot pound
kilowatt-hour to megaelectron volt
kilowatt-hour to decijoule

›› Definition: Exajoule

The SI prefix "exa" represents a factor of 1018, or in exponential notation, 1E18.

So 1 exajoule = 1018 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).

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