## ››Convert yoctojoule to millijoule

 yoctojoule millijoule

How many yoctojoule in 1 millijoule? The answer is 1.0E+21.
We assume you are converting between yoctojoule and millijoule.
You can view more details on each measurement unit:
yoctojoule or millijoule
The SI derived unit for energy is the joule.
1 joule is equal to 1.0E+24 yoctojoule, or 1000 millijoule.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between yoctojoules and millijoules.
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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: Millijoule

The SI prefix "milli" represents a factor of 10-3, or in exponential notation, 1E-3.

So 1 millijoule = 10-3 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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