Square Kilometers to Square Millimeters
Type a value in km² and the mm² equivalent appears instantly.
How to convert km² to mm²
Multiply the km² value by 1000000000000.
1 km² = 1000000000000 mm²
Quick conversion table
| km² | mm² |
|---|---|
| 1 | 1000000000000 |
| 2 | 2000000000000 |
| 5 | 5000000000000 |
| 10 | 10000000000000 |
| 20 | 20000000000000 |
| 50 | 50000000000000 |
| 100 | 100000000000000 |
| 500 | 500000000000000 |
| 1000 | big |
About the units
Square Kilometers (km²): One million m². Cities, lakes and countries.
Square Millimeters (mm²): Wire cross-sections and small mechanical parts.