## Convert petajoule to petawatthour

 petajoule petawatthour

How many petajoule in 1 petawatthour? The answer is 3600.
We assume you are converting between petajoule and petawatthour.
You can view more details on each measurement unit:
petajoule or petawatthour
The SI derived unit for energy is the joule.
1 joule is equal to 1.0E-15 petajoule, or 2.7777777777778E-19 petawatthour.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between petajoules and petawatthour.
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## Definition: Petajoule

The SI prefix "peta" represents a factor of 1015, or in exponential notation, 1E15.

So 1 petajoule = 1015 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).

## Definition: Petawatthour

The SI prefix "peta" represents a factor of 1015, or in exponential notation, 1E15.

So 1 petawatthour = 1015 .

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