Megameter to Kilometer Converter (Mm to km)

How to convert megameters to kilometers

1 megameter is equal to 1,000 kilometers, and 1 kilometer is equal to 0.001 megameters. To convert, multiply by the conversion factor:

kilometers = megameters × 1,000
kilometers = megameters ÷ 0.001

Example: convert 15 Mm to km: 15 × 1,000 = 15,000 km.

A megameter is one million meters (1,000 km). Earth's radius is about 6.4 Mm.

Symbol: Mm · 1 Mm = 1,000,000 m · Category: Metric (SI)

A kilometer is 1,000 meters. It's the standard unit for distances between places, road signs and running races in most countries.

Symbol: km · 1 km = 1,000 m · Category: Metric (SI)

Frequently asked questions

How many kilometers are in a megameter?

There are 1,000 kilometers in 1 megameter (Mm).

How many megameters are in a kilometer?

1 kilometer (km) equals 0.001 megameters.

How do I convert megameters to kilometers?

Multiply the length in megameters by 1,000. For example, 15 Mm × 1,000 = 15,000 km.

How do I convert kilometers to megameters?

Divide the length in kilometers by 1,000, or multiply it by 0.001. You can also use the Kilometer to Megameter converter.