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Convert kilometers to millimeters

1 kilometer = 1e+6 millimeters. Use the converter above to convert kilometers to millimeters.

From
kilometer
To
millimeter

How to Convert Kilometers to Millimeters

To convert kilometers (km) to millimeters (mm), multiply the number of kilometers by 1e+6. This conversion factor is based on the international standard that defines 1 kilometer as 1e+6 millimeters.

Conversion Formula

millimeters = kilometers × 1e+6

Kilometers to Millimeters Conversion Table

kilometersmillimeters
1 km1e+6 mm
2 km2e+6 mm
3 km3e+6 mm
4 km4e+6 mm
5 km5e+6 mm
10 km1e+7 mm
15 km1.5e+7 mm
20 km2e+7 mm
25 km2.5e+7 mm
50 km5e+7 mm
75 km7.5e+7 mm
100 km1e+8 mm
250 km2.5e+8 mm
500 km5e+8 mm
1000 km1e+9 mm

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