**Full name:** petajoule

**Plural form:** petajoules

**Symbol:** PJ

**Category type:** energy

**Scale factor:** 1.0E+15

The SI derived unit for energy is the joule.

1 joule is equal to 1.0E-15 petajoule.

Valid units must be of the **energy** type.

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

So 1 petajoule = 10^{15} 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).

petajoule to gigacalorie [I.T.]

petajoule to megaton [explosive]

petajoule to kilowatt hour

petajoule to calorie [nutritional]

petajoule to calorie [thermochemical]

petajoule to centijoule

petajoule to gallon [U.S.] of residual fuel oil

petajoule to exajoule

petajoule to gigaelectronvolt