0.042 Square Kilometers to Square Millimeters

Convert 0.042 square kilometers (km²) to square millimeters (mm²) with formulas, examples, and conversion tables.

km²
mm²
0.042 square kilometers (km²) = 4.2e10 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:
0.042 × 1e12 = 4.2e10
3Result:
0.042 square kilometers (km²) = 4.2e10 square millimeters (mm²)

Square Kilometers to Square Millimeters Conversion Table

Square KilometersSquare Millimeters
0.042 km²4.2e10 mm²
1 km²1e12 mm²
2 km²2e12 mm²
3 km²3e12 mm²
4 km²4e12 mm²
5 km²5e12 mm²
10 km²1e13 mm²
20 km²2e13 mm²
50 km²5e13 mm²
100 km²1e14 mm²

0.042 Square Kilometers in Other Units

Unit0.042 km² =
Square Kilometers to Hectares4.2 ha
Square Kilometers to Square Meters42000
Square Kilometers to Square Centimeters420000000 cm²
Square Kilometers to Square Millimeters4.2e10 mm²
Square Kilometers to Square Miles0.0162162906609 mi²
Square Kilometers to Acres10.3784168466 ac
Square Kilometers to Square Yards50231.6035722 yd²
Square Kilometers to Square Feet452084.43215 ft²
Square Kilometers to Square Inches65100130.2003 in²
Square Kilometers to Ares420 a
Square Kilometers to Barns4.2e32 b

Related Conversions