How many exametre in 1 light-second?
The answer is 2.99792458E-10.
We assume you are converting between exametre and light second.
You can view more details on each measurement unit: exametre or
light-second
The SI base unit for length is the metre.
1 metre is equal to 1.0E-18 exametre, or 3.3356409519815E-9 light-second.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between exameters and light seconds.
Type in your own numbers in the form to convert the units!

››Quick conversion chart of exametre to light-second

1 exametre to light-second = 3335640951.9815 light-second

2 exametre to light-second = 6671281903.963 light-second

3 exametre to light-second = 10006922855.945 light-second

4 exametre to light-second = 13342563807.926 light-second

5 exametre to light-second = 16678204759.908 light-second

6 exametre to light-second = 20013845711.889 light-second

7 exametre to light-second = 23349486663.871 light-second

8 exametre to light-second = 26685127615.852 light-second

9 exametre to light-second = 30020768567.834 light-second

10 exametre to light-second = 33356409519.815 light-second

››Want other units?

You can do the reverse unit conversion from
light-second to exametre, or enter any two units below:

The SI prefix "exa" represents a factor of
10^{18}, or in exponential notation, 1E18.

So 1 exametre = 10^{18} metre.

››Definition: Light-second

A light-second is a unit of length. It is defined as the distance light travels in an absolute vacuum in one second or 299,792,458 meters. Note that this value is considered exact, since the meter is actually (as of 1983) defined in terms of the light second. It is just over 186,282 miles and almost 109 feet.

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