## ››Convert yoctometre to millimetre

 yoctometre millimeter

How many yoctometre in 1 millimeter? The answer is 1.0E+21.
We assume you are converting between yoctometre and millimetre.
You can view more details on each measurement unit:
yoctometre or millimeter
The SI base unit for length is the metre.
1 metre is equal to 1.0E+24 yoctometre, or 1000 millimeter.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between yoctometers and millimetres.
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## ››Definition: Yoctometre

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

So 1 yoctometre = 10-24 metre.

## ››Definition: Millimeter

A millimetre (American spelling: millimeter, symbol mm) is one thousandth of a metre, which is the International System of Units (SI) base unit of length. The millimetre is part of a metric system. A corresponding unit of area is the square millimetre and a corresponding unit of volume is the cubic millimetre.

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