Kilometer to Megameter Converter (km to Mm)

How to convert kilometers to megameters

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

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

Example: convert 15 km to Mm: 15 × 0.001 = 0.015 Mm.

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)

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)

Frequently asked questions

How many megameters are in a kilometer?

There are 0.001 megameters in 1 kilometer (km).

How many kilometers are in a megameter?

1 megameter (Mm) equals 1,000 kilometers.

How do I convert kilometers to megameters?

Multiply the length in kilometers by 0.001. For example, 15 km × 0.001 = 0.015 Mm.

How do I convert megameters to kilometers?

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