How many gram calorie in 1 petawatthour?
The answer is 8.6005064742702E+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 0.23890295761862 gram calorie, 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 gram calories and petawatthour.

Type in your own numbers in the form to convert the units!

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

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

So 1 petawatthour = 10^{15} .

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