Tulnest

Kilometers to Centimeters

1 Kilometer = 100,000 Centimeters

Common amounts:

About the kilometer to centimeter conversion

The kilometer (km) and the centimeter (cm) are both units of length. Convert between metric and imperial length units — millimeters, meters, kilometers, inches, feet, yards, miles and nautical miles.

To convert kilometers to centimeters, multiply by 100,000. To go back, multiply centimeters by 0.00001.

Reference table

KilometersCentimeters
1 km100,000 cm
5 km500,000 cm
10 km1,000,000 cm
25 km2,500,000 cm
50 km5,000,000 cm
100 km10,000,000 cm

Need the reverse conversion? Convert Centimeters to Kilometers.

Convert Kilometer to other length units

Frequently asked questions

How many centimeters is 1 kilometer?
1 Kilometer equals 100,000 Centimeters. To go the other way, 1 Centimeter equals 0.00001 Kilometers.
What's the formula to convert kilometers to centimeters?
Multiply the number of kilometers by 100,000 to get centimeters. For example, 10 kilometers × 100,000 = 1,000,000 centimeters.
Does this converter handle decimals and very large numbers?
Yes. Type any real number, including decimals or values in the trillions. Math runs entirely in your browser — no server round-trip, no sign-up, and nothing to install.