Convert square kilometers to square meters

Explanation

From this page you can convert square kilometers to square meters (or km² to m²) simply, by using the application above.

In case you are wondering, to convert from square kilometers to square meters you need to multiply by 1000000. This factor is calculated using the respective definitions of the two units you can find below.

Formula

1 km²=1000000 m²

square kilometerskm²

dimension	area
system	International system of units (SI)
symbol	km², sq km

The square kilometer (km², sq km) is a derived area unit in the International System of Units.

Definition of the square kilometer

One square kilometer is a superficial area equivalent to that of a square whose sides are one kilometer long.

Equivalences

One square kilometer is equivalent to:

Some Facts

The surface of the Earth is roughly 510000000 square kilometers.

SI Area Units

square millimeter	mm²	0.000001
square centimeter	cm²	0.0001
square meter	m²	1
square kilometer	km²	1000000

The International System of Units

The International System of Units or SI (from the French Système international (d'unité)), also called metric system in the U.S., is a coherent system of units that was published 1960. It is official in nearly every country.

The General Conference on Weights and Measures (Conférence générale des poids et mesures) is tasked with overseeing the SI.

Related Conversions

square metersm²

dimension	area
system	International system of units (SI)
symbol	m², sq m

The square meter (m², sq m) is a derived area unit in the International System of Units.

Definition of the square meter

One square meter is a superficial area equivalent to that of a square whose sides are one meter long.

Equivalences

One square meter is equivalent to:

SI Area Units

square millimeter	mm²	0.000001
square centimeter	cm²	0.0001
square meter	m²	1
square kilometer	km²	1000000

The International System of Units

The General Conference on Weights and Measures (Conférence générale des poids et mesures) is tasked with overseeing the SI.