How many gram calorie in 1 petawatthour?
The answer is 8.60050647427E+17.

We assume you are converting between **gram calorie** and **petawatthour**.

You can view more details on each measurement unit:

gram calorie or
petawatthour

The SI derived unit for **energy** is the joule.

1 joule is equal to 0.238902957619 gram calorie, or 2.77777777778E-19 petawatthour.

Note that rounding errors may occur, so always check the results.

Use this page to learn how to convert between gram calories and petawatthour.

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You can do the reverse unit conversion from petawatthour to gram calorie, or enter any two units below:

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The SI prefix "peta" represents a factor of
10^{15}, or in exponential notation, 1E15.

So 1 petawatthour = 10^{15} .

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