**Full name:** yoctometre

**Plural form:** yoctometers

**Symbol:** ym

**Alternate spelling:** yoctometres

**Category type:** length

**Scale factor:** 1.0E-24

The SI base unit for length is the metre.

1 metre is equal to 1.0E+24 yoctometre.

Valid units must be of the **length** type.

You can use this form to select from known units:

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

So 1 yoctometre = 10^{-24} metre.

yoctometre to shaftment [ancient]

yoctometre to arpent [France]

yoctometre to braza [Spain]

yoctometre to stick

yoctometre to ligne [France]

yoctometre to football field [U.S., complete]

yoctometre to hair's breadth

yoctometre to vara [Texas]