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How many petawatt in 1 horsepower [international]? The answer is 7.4569987158227E-13. We assume you are converting between petawatt and horsepower [international]. You can view more details on each measurement unit: petawatt or horsepower [international] The SI derived unit for power is the watt. 1 watt is equal to 1.0E-15 petawatt, or 0.001341022089595 horsepower [international]. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between petawatts and horsepower. Type in your own numbers in the form to convert the units!
1 petawatt to horsepower [international] = 1341022089595 horsepower [international]
2 petawatt to horsepower [international] = 2682044179190.1 horsepower [international]
3 petawatt to horsepower [international] = 4023066268785.1 horsepower [international]
4 petawatt to horsepower [international] = 5364088358380.1 horsepower [international]
5 petawatt to horsepower [international] = 6705110447975.1 horsepower [international]
6 petawatt to horsepower [international] = 8046132537570.2 horsepower [international]
7 petawatt to horsepower [international] = 9387154627165.2 horsepower [international]
8 petawatt to horsepower [international] = 10728176716760 horsepower [international]
9 petawatt to horsepower [international] = 12069198806355 horsepower [international]
10 petawatt to horsepower [international] = 13410220895950 horsepower [international]
You can do the reverse unit conversion from horsepower [international] to petawatt, or enter any two units below:
The SI prefix "peta" represents a factor of 1015, or in exponential notation, 1E15.
So 1 petawatt = 1015 watts.
The definition of a watt is as follows:
The watt (symbol: W) is the SI derived unit for power. It is equivalent to one joule per second (1 J/s), or in electrical units, one volt ampere (1 V·A).
The term horsepower was invented by the engineer James Watt in 1782. Mechanical horsepower is defined in this way:
1 hp = 33,000 ft·pound-force·min−1 = exactly 745.69987158227022 W
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