m³ → km³ converter

Convert cubic meters to cubic kilometer (Volume)

1 m³ = 0.000000001 km³ · 1 km³ = 1000000000 m³

Common values: 10 m³ 20 m³ 50 m³ 100 m³ 500 m³

20 m³ = 2e-8 km³

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Cubic meters to cubic kilometer Conversion

1 cubic meters (m³) is equal to 0.000000001 cubic kilometer (km³).

1 m³ = 0.000000001 km³

or

1 km³ = 1000000000 m³

Formula

To convert a volume from cubic meters (m³) to cubic kilometer (km³), divide the volume in cubic meters by 1000000000

v(km³) = v(m³) / 1000000000

Examples:

Convert 20 cubic meters to cubic kilometer:

v(km³) = 20m³ / 1000000000 = 0.00000002 km³

Conversion table

Cubic meters (m³) Cubic kilometer (km³)
1 m³ 1e-9 km³
2 m³ 2e-9 km³
3 m³ 3e-9 km³
5 m³ 5e-9 km³
10 m³ 1e-8 km³
20 m³ 2e-8 km³
25 m³ 2.5e-8 km³
50 m³ 5e-8 km³
100 m³ 1e-7 km³
250 m³ 2.5e-7 km³
500 m³ 5e-7 km³
1000 m³ 1e-6 km³
Cubic kilometer (km³) Cubic meters (m³)
1 km³ 1e9 m³
2 km³ 2e9 m³
3 km³ 3e9 m³
5 km³ 5e9 m³
10 km³ 1e10 m³
20 km³ 2e10 m³
25 km³ 2.5e10 m³
50 km³ 5e10 m³
100 km³ 1e11 m³
250 km³ 2.5e11 m³
500 km³ 5e11 m³
1000 km³ 1e12 m³

Frequently asked questions

How do I convert cubic meters to cubic kilometer?

Divide the value in cubic meters by 1000000000 to get the result in cubic kilometer. For example, 5 m³ ÷ 1000000000 = 5e-9 km³.

How many cubic kilometer are in 1 cubic meters?

1 cubic meters (m³) is equal to 1e-9 cubic kilometer (km³).

How do I convert cubic kilometer back to cubic meters?

Use the inverse operation: multiply the value in cubic kilometer by 1000000000 to get the result in cubic meters.

How accurate is the cubic meters to cubic kilometer conversion?

The converter multiplies by the conversion factor 1000000000 and rounds the result to 9 decimal places by default. You can increase or reduce the precision with the digits option on this page.

Sources

Conversion factors are based on internationally recognised standards:

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