Convert 1 Kilogram per Square Millimeter to Gigagram per Square Kilometer

1 kg/mm² (Kilogram per Square Millimeter) is equal to 1,000,000 Gg/km² (Gigagram per Square Kilometer). To convert from Kilogram per Square Millimeter to Gigagram per Square Kilometer, multiply by 1,000,000 or divide by 0.000001.

• 1 kg/mm² × 1000000 = 1000000 Gg/km²
• 1 kg/mm² ÷ 1.0E-6 = 1000000 Gg/km²