How many square kilometer in 1 square gigameter?
The answer is 1000000000000.
We assume you are converting between square kilometre and square gigametre.
You can view more details on each measurement unit: square kilometer or
square gigameter
The SI derived unit for area is the square meter.
1 square meter is equal to 1.0E-6 square kilometer, or 1.0E-18 square gigameter.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between square kilometers and square gigameters.
Type in your own numbers in the form to convert the units!

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