## Convert kilojoule to petajoule

 kilojoule petajoule

## More information from the unit converter

How many kilojoule in 1 petajoule? The answer is 1000000000000. We assume you are converting between kilojoule and petajoule. You can view more details on each measurement unit: kilojoule or petajoule The SI derived unit for energy is the joule. 1 joule is equal to 0.001 kilojoule, or 1.0E-15 petajoule. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between kilojoules and petajoules. Type in your own numbers in the form to convert the units!

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## Definition: Kilojoule

The SI prefix "kilo" represents a factor of 103, or in exponential notation, 1E3.

So 1 kilojoule = 103 joules.

The definition of a joule is as follows:

The joule (symbol J, also called newton meter, watt second, or coulomb volt) is the SI unit of energy and work. The unit is pronounced to rhyme with "tool", and is named in honor of the physicist James Prescott Joule (1818-1889).

## Definition: Petajoule

The SI prefix "peta" represents a factor of 1015, or in exponential notation, 1E15.

So 1 petajoule = 1015 joules.

The definition of a joule is as follows:

The joule (symbol J, also called newton meter, watt second, or coulomb volt) is the SI unit of energy and work. The unit is pronounced to rhyme with "tool", and is named in honor of the physicist James Prescott Joule (1818-1889).

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