How many horsepower hour in 1 petawatthour?
The answer is 1341022108425.7.
We assume you are converting between horsepower hour and petawatthour.
You can view more details on each measurement unit: horsepower hour or
petawatthour
The SI derived unit for energy is the joule.
1 joule is equal to 3.7250614122937E-7 horsepower hour, 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 horsepower hours and petawatthour.
Type in your own numbers in the form to convert the units!

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

So 1 petawatthour = 10^{15} .

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