›› Convert watthour to gigajoule


watthour
gigajoule


›› More information from the unit converter

How many watthour in 1 gigajoule? The answer is 277777.77777778.
We assume you are converting between watthour and gigajoule.
You can view more details on each measurement unit:
watthour or gigajoule
The SI derived unit for energy is the joule.
1 joule is equal to 0.00027777777777778 watthour, or 1.0E-9 gigajoule.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between watthour and gigajoules.
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›› Definition: Gigajoule

The SI prefix "giga" represents a factor of 109, or in exponential notation, 1E9.

So 1 gigajoule = 109 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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