## ››Convert zettajoule to exajoule

 zettajoule exajoule

How many zettajoule in 1 exajoule? The answer is 0.001.
We assume you are converting between zettajoule and exajoule.
You can view more details on each measurement unit:
zettajoule or exajoule
The SI derived unit for energy is the joule.
1 joule is equal to 1.0E-21 zettajoule, or 1.0E-18 exajoule.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between zettajoules and exajoules.
Type in your own numbers in the form to convert the units!

## ››Quick conversion chart of zettajoule to exajoule

1 zettajoule to exajoule = 1000 exajoule

2 zettajoule to exajoule = 2000 exajoule

3 zettajoule to exajoule = 3000 exajoule

4 zettajoule to exajoule = 4000 exajoule

5 zettajoule to exajoule = 5000 exajoule

6 zettajoule to exajoule = 6000 exajoule

7 zettajoule to exajoule = 7000 exajoule

8 zettajoule to exajoule = 8000 exajoule

9 zettajoule to exajoule = 9000 exajoule

10 zettajoule to exajoule = 10000 exajoule

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You can do the reverse unit conversion from exajoule to zettajoule, or enter any two units below:

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## ››Definition: Zettajoule

The SI prefix "zetta" represents a factor of 1021, or in exponential notation, 1E21.

So 1 zettajoule = 1021 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: Exajoule

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

So 1 exajoule = 1018 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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