## ››Convert yoctojoule to zettajoule

 yoctojoule zettajoule

## ››More information from the unit converter

How many yoctojoule in 1 zettajoule? The answer is 1.0E+45.
We assume you are converting between yoctojoule and zettajoule.
You can view more details on each measurement unit:
yoctojoule or zettajoule
The SI derived unit for energy is the joule.
1 joule is equal to 1.0E+24 yoctojoule, or 1.0E-21 zettajoule.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between yoctojoules and zettajoules.
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## ››Definition: Yoctojoule

The SI prefix "yocto" represents a factor of 10-24, or in exponential notation, 1E-24.

So 1 yoctojoule = 10-24 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: 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).

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