How many megawatthour in 1 gigajoule? The answer is 0.27777777777778. We assume you are converting between megawatthour and gigajoule. You can view more details on each measurement unit: megawatthour or gigajoule The SI derived unit for energy is the joule. 1 joule is equal to 2.7777777777778E-10 megawatthour, 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 megawatthour and gigajoules. Type in your own numbers in the form to convert the units!
1 megawatthour to gigajoule = 3.6 gigajoule
5 megawatthour to gigajoule = 18 gigajoule
10 megawatthour to gigajoule = 36 gigajoule
15 megawatthour to gigajoule = 54 gigajoule
20 megawatthour to gigajoule = 72 gigajoule
25 megawatthour to gigajoule = 90 gigajoule
30 megawatthour to gigajoule = 108 gigajoule
40 megawatthour to gigajoule = 144 gigajoule
50 megawatthour to gigajoule = 180 gigajoule
You can do the reverse unit conversion from gigajoule to megawatthour, or enter any two units below:
The SI prefix "mega" represents a factor of 106, or in exponential notation, 1E6.
So 1 megawatthour = 106 .
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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