Convert square centimeters to square kilometers
1 cm² = 1.0000 × 10^-10 km². Change the amount below, or read the formula and the reference table further down.
1 square centimeter equals
square kilometers
1 cm² = 1.0000 × 10^-10 km²
The formula
Square centimeters and square kilometers both measure area from the same zero, so a single multiplier does the job.
km² = cm² × 1.0000 × 10^-10
Going the other way? Convert square kilometers to square centimeters.
Square centimeters to square kilometers table
Common values, rounded for reading.
| Square centimeters (cm²) | Square kilometers (km²) |
|---|---|
| 1 | 1.0000 × 10^-10 |
| 2 | 2.0000 × 10^-10 |
| 3 | 3.0000 × 10^-10 |
| 4 | 4.0000 × 10^-10 |
| 5 | 5.0000 × 10^-10 |
| 6 | 6.0000 × 10^-10 |
| 7 | 7.0000 × 10^-10 |
| 8 | 8.0000 × 10^-10 |
| 9 | 9.0000 × 10^-10 |
| 10 | 1.0000 × 10^-9 |
| 15 | 1.5000 × 10^-9 |
| 20 | 2.0000 × 10^-9 |
| 25 | 2.5000 × 10^-9 |
| 30 | 3.0000 × 10^-9 |
| 40 | 4.0000 × 10^-9 |
| 50 | 5.0000 × 10^-9 |
| 75 | 7.5000 × 10^-9 |
| 100 | 1.0000 × 10^-8 |
| 250 | 2.5000 × 10^-8 |
| 500 | 5.0000 × 10^-8 |
| 1,000 | 1.0000 × 10^-7 |
Questions people ask
- How many square kilometers are in a square centimeter?
- One square centimeter equals 1.0000 × 10^-10 square kilometers.
- How do I convert square centimeters to square kilometers by hand?
- Multiply the number of square centimeters by 1.0000 × 10^-10. For a rough check, 1.0000 × 10^-10 is close enough for most everyday use.
- What is 1 square centimeter in square kilometers?
- 1 square centimeter is 1.0000 × 10^-10 square kilometers.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.