km
mm

How to convert kilometers to millimeters

1 kilometer is equal to 1000000 millimeters:

1 km = 1000000 mm

When a distance L in kilometers is multiplied by 1000000, it gives distance in millimeters.

Lmm = Lkm × 1000000


Example

To convert 5 kilometers into millimeters, it is multiplied by 1000000:

(5 km) × 1000000 = 5000000 mm

Kilometers

The kilometer is a unit of length in the metric system, equal to one thousand meters. It is now the measurement unit used for expressing distances between geographical places on land in most of the world. It is equal to ​1000 meters, 5280 feet, or 1760 yards. The SI symbol is km.

Millimeters

The millimeters is a unit of length in the metric system. It is equal to 11000 of a meter. The SI symbol of centimeter is mm. It is a practical and most frequently used unit of length for many everyday measurements.

Quick Conversion Table

The quick kilometer to millimeter conversion table is given below:

KilometersMillimeters
0.1 km100000 mm
0.2 km200000 mm
0.3 km300000 mm
0.4 km400000 mm
0.5 km500000 mm
0.6 km600000 mm
0.7 km700000 mm
0.8 km800000 mm
0.9 km900000 mm
1 km1000000 mm
5 km5000000 mm
10 km10000000 mm