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⚡ Kilometers to Gigameters: the quick answer
1 km = 1 × 10⁻⁶ Gm
1 kilometer equals 1 × 10⁻⁶ gigameters
To convert kilometers to gigameters, multiply the value by 1 × 10⁻⁶.
To go the other way, multiply gigameters by 1,000,000 to get kilometers.
↔ Convert gigameters to kilometers instead
🧮 Formula
Every unit here is defined by its length in meters, so the conversion factor is (meters per kilometer) ÷ (meters per gigameter).
📊 Kilometers to Gigameters conversion table
✏️ Worked examples
📘 About these units
Kilometer (km). A kilometer is 1,000 meters and the standard unit for road distances in most countries, including India.
Gigameter (Gm). A gigameter is one million kilometers, used for distances inside the solar system.
❓ Frequently asked questions
How many gigameters are in one kilometer?
There are 1 × 10⁻⁶ gigameters in one kilometer.
How do I convert kilometers to gigameters?
Multiply the number of kilometers by 1 × 10⁻⁶. For example, 10 kilometers equal 1 × 10⁻⁵ gigameters.
How many kilometers are in one gigameter?
One gigameter equals 1,000,000 kilometers.
🔗 More length conversions
All length units →
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