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How many calibre in 1 Mm?
The answer is 39370078.7402.
We assume you are converting between caliber and megametre.
You can view more details on each measurement unit:
calibre or Mm
The SI base unit for length is the metre.
1 metre is equal to 39.3700787402 calibre, or 1.0E-6 Mm.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between caliber and megameters.
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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.
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