**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.

You can use this form to select from known units:

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 British thermal unit

petajoule to kiloelectronvolt

petajoule to gigawatt hour

petajoule to decajoule

petajoule to gallon [U.S.] of automotive gasoline

petajoule to quad

petajoule to gallon [UK] of LPG

petajoule to nanojoule

petajoule to gallon [UK] of diesel oil

petajoule to kilojoule