Convert 1 square centimeter to square kilometer

1 cm² (square centimeter) is equal to 0.0000000001 km² (square kilometer). To convert from square centimeter to square kilometer, multiply by 0.0000000001 or divide by 10,000,000,000.

• 1 cm² × 1.0E-10 = 1.0E-10 km²
• 1 cm² ÷ 10000000000 = 1.0E-10 km²