# ››Convert light week to millimicron

 light week millimicron

How many light week in 1 millimicron? The answer is 5.5152793518213E-24.
We assume you are converting between light week and millimicron.
You can view more details on each measurement unit:
light week or millimicron
The SI base unit for length is the metre.
1 metre is equal to 5.5152793518213E-15 light week, or 1000000000 millimicron.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between light weeks and millimicrons.
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You can do the reverse unit conversion from millimicron to light week, or enter any two units below:

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# ››Definition: Light-week

A light-week (also written light week) is a unit of length. It is defined as the distance light travels in an absolute vacuum in one week (seven days of 86,400 seconds each) or 181,314,478,598,400 metres (~181 Tm).

# ››Definition: Millimicron

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

So 1 millimicron = 10-3 microns.

The definition of a micron is as follows:

a metric unit of length equal to one millionth of a meter

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