Convert square centimeter to square kilometer
1 cm² = 1.000000000e-10 km²
1 cm² = 1.0000e-10 km²
1 cm² in every area unit
| microbarn | 1.0000e+30 μb |
| millibarn | 1.0000e+27 mb |
| barn | 1.0000e+24 b |
| square nanometer | 100,000,000,000,000 nm² |
| square micrometer | 100,000,000 μm² |
| circular mil | 197,350 cmil |
| thousand circular mils | 197.35 kcmil |
| square millimeter | 100 mm² |
| square centimeter | 1 cm² |
| square inch | 0.155 in² |
| square decimeter | 0.01 dm² |
| square foot | 0.0010764 ft² |
| square yard | 0.0001196 yd² |
| square meter | 0.0001 m² |
| tsubo | 0.00003025 tsubo |
| square rod | 0.0000039537 rd² |
| are | 0.000001 a |
| square chain | 2.4711e-07 ch² |
| dunam | 1.0000e-07 dunam |
| rood | 9.8842e-08 rood |
| acre | 2.4711e-08 ac |
| hectare | 1.0000e-08 ha |
| square kilometer | 1.0000e-10 km² |
| square mile | 3.8610e-11 mi² |
How the conversion works
Multiply by 1.000000000e-10 to go from square centimeter to square kilometer, or divide by it to go back. Every conversion on this site routes through the SI value (m²) rather than a table of pairwise factors, so a round-trip returns exactly what you started with.
Going the other way? square kilometer to square centimeter — 1 km² = 10,000,000,000 cm².
square centimeter to square kilometer — common values
| 1 cm² | 1.0000000e-10 km² |
| 2 cm² | 2.0000000e-10 km² |
| 3 cm² | 3.0000000e-10 km² |
| 5 cm² | 5.0000000e-10 km² |
| 10 cm² | 1.0000000e-09 km² |
| 15 cm² | 1.5000000e-09 km² |
| 20 cm² | 2.0000000e-09 km² |
| 25 cm² | 2.5000000e-09 km² |
| 50 cm² | 5.0000000e-09 km² |
| 75 cm² | 7.5000000e-09 km² |
| 100 cm² | 1.0000000e-08 km² |
| 250 cm² | 2.5000000e-08 km² |
| 500 cm² | 5.0000000e-08 km² |
| 1000 cm² | 1.0000000e-07 km² |