0.0042 Square Kilometers to Square Millimeters
Convert 0.0042 square kilometers (km²) to square millimeters (mm²) with formulas, examples, and conversion tables.
km²
mm²
0.0042 square kilometers (km²) = 4.2e9 square millimeters (mm²)
Round to:
Step-by-Step Solution
1Write the conversion factor:
1 square kilometer = 1e12 square millimeters
2Multiply the value by the conversion factor:
0.0042 × 1e12 = 4.2e9
3Result:
0.0042 square kilometers (km²) = 4.2e9 square millimeters (mm²)
Square Kilometers to Square Millimeters Conversion Table
| Square Kilometers | Square Millimeters |
|---|---|
| 0.0042 km² | 4.2e9 mm² |
| 1 km² | 1e12 mm² |
| 2 km² | 2e12 mm² |
| 3 km² | 3e12 mm² |
| 4 km² | 4e12 mm² |
| 5 km² | 5e12 mm² |
| 10 km² | 1e13 mm² |
| 20 km² | 2e13 mm² |
| 50 km² | 5e13 mm² |
| 100 km² | 1e14 mm² |
0.0042 Square Kilometers in Other Units
| Unit | 0.0042 km² = |
|---|---|
| Square Kilometers to Hectares | 0.42 ha |
| Square Kilometers to Square Meters | 4200 m² |
| Square Kilometers to Square Centimeters | 42000000 cm² |
| Square Kilometers to Square Millimeters | 4.2e9 mm² |
| Square Kilometers to Square Miles | 0.00162162906609 mi² |
| Square Kilometers to Acres | 1.03784168466 ac |
| Square Kilometers to Square Yards | 5023.16035722 yd² |
| Square Kilometers to Square Feet | 45208.443215 ft² |
| Square Kilometers to Square Inches | 6510013.02003 in² |
| Square Kilometers to Ares | 42 a |
| Square Kilometers to Barns | 4.2e31 b |