To convert kilometers to millimeters (km to mm) or to convert millimeters to kilometers (mm to km), you may use the converter above. Alternatively, to find out how many millimeters there are in "x" kilometers, you may use the km to mm table.
Below, you will find information of how to find out how many millimeters there are in "x" kilometers and how to convert mm to km, including the formulas and example conversions.
How many millimeters in a kilometer?
1 Kilometer (km) is equal to 1000000 millimeters (mm). To convert kilometers to millimeters, multiply the kilometer value by 1000000.
For example, to find out how many millimeters there are in 5 kilometers, multiply 5 by 1000000, that makes 5000000 mm in 5 km.
km to mm formula
mm = km * 1000000
How to convert millimeters to kilometers?
1 Millimeter (mm) is equal to 0.000001 kilometer (km). To convert millimeters to kilometers, multiply the millimeter value by 0.000001 or divide by 1000000.
mm to km formula
km = mm * 0.000001
km = mm / 1000000
What is a Kilometer?
Kilometer (kilometre) is a metric system length unit. 1 km = 1000000 mm. The symbol is "km".
What is a Millimeter?
Millimeter (millimetre) is a metric system length unit. 1 mm = 0.000001 km. The symbol is "mm".
Please visit all length units conversion to convert all length units.