How many megajoules in 1 gigawatt hour?
The answer is 3600000.
We assume you are converting between megajoule and gigawatt hour.
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megajoules or gigawatt hour
The SI derived unit for energy is the joule.
1 joule is equal to 1.0E-6 megajoules, or 2.7777777777778E-13 gigawatt hour.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between megajoules and gigawatt hours.
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You can do the reverse unit conversion from gigawatt hour to megajoules, or enter any two units below:
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The SI prefix "mega" represents a factor of 106, or in exponential notation, 1E6.
So 1 megajoule = 106 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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