## Convert kilogram calorie to petajoule

 kilogram calorie petajoule

How many kilogram calorie in 1 petajoule? The answer is 238902957618.62.
We assume you are converting between kilogram calorie and petajoule.
You can view more details on each measurement unit:
kilogram calorie or petajoule
The SI derived unit for energy is the joule.
1 joule is equal to 0.00023890295761862 kilogram calorie, 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 kilogram calories and petajoules.
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## Definition: Kilogram calorie

The large calorie or kilogram calorie approximates the energy needed to increase the temperature of 1 kg of water by 1 °C. This is about 4.185 kJ, and exactly 1000 small calories.

## 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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