How many megametre in 1 pouce?
The answer is 2.54E-8.

We assume you are converting between **megametre** and **pouce**.

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pouce

The SI base unit for **length** is the metre.

1 metre is equal to 1.0E-6 megametre, or 39.3700787402 pouce.

Note that rounding errors may occur, so always check the results.

Use this page to learn how to convert between megameters and pouces.

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A megametre (American spelling: megameter, symbol: Mm) is a unit of length equal to 10^6 metres (from the Greek words megas = big and metro = count/measure). Its customary equivalent is 621.37 miles.

The pouce is a French "inch" unit. The modern definition from the international standard of units is that 1 inch = 2.54 cm or 1 pouce = 25.4 mm. The word pouce means "thumb" in French. In past history, it was equal to 1/12 pied. Based on the pied de roi, the historical pouce was equal to about 1.066 inches or 2.707 centimeters.

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