## ››Convert joule/hour to exawatt

 joule/hour exawatt

How many joule/hour in 1 exawatt? The answer is 3.6E+21.
We assume you are converting between joule/hour and exawatt.
You can view more details on each measurement unit:
joule/hour or exawatt
The SI derived unit for power is the watt.
1 watt is equal to 3600 joule/hour, or 1.0E-18 exawatt.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between joules/hour and exawatts.
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## ››Definition: Exawatt

The SI prefix "exa" represents a factor of 1018, or in exponential notation, 1E18.

So 1 exawatt = 1018 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).

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