How to convert kilometers to centimeters
cm = km × 100,000Multiply the value in kilometers by 100,000. To go the other way, multiply by 0.00001 (or divide by 100,000).
A kilometer is larger than a centimeter: one kilometer contains 100,000 centimeters.
Worked examples
- 1 kilometer1 km × 100,000 = 100,000 cm
- 5 kilometers5 km × 100,000 = 500,000 cm
- 10 kilometers10 km × 100,000 = 1,000,000 cm
- 20 kilometers20 km × 100,000 = 2,000,000 cm
- 100 kilometers100 km × 100,000 = 10,000,000 cm
Kilometers to centimeters conversion table
Values are calculated by the conversion engine and rounded to 8 significant figures.
| Kilometers (km) | Centimeters (cm) |
|---|---|
| 0.1 km | 10,000 cm |
| 0.25 km | 25,000 cm |
| 0.5 km | 50,000 cm |
| 1 km | 100,000 cm |
| 2 km | 200,000 cm |
| 3 km | 300,000 cm |
| 4 km | 400,000 cm |
| 5 km | 500,000 cm |
| 6 km | 600,000 cm |
| 7 km | 700,000 cm |
| 8 km | 800,000 cm |
| 9 km | 900,000 cm |
| 10 km | 1,000,000 cm |
| Kilometers (km) | Centimeters (cm) |
|---|---|
| 12 km | 1,200,000 cm |
| 15 km | 1,500,000 cm |
| 20 km | 2,000,000 cm |
| 25 km | 2,500,000 cm |
| 30 km | 3,000,000 cm |
| 40 km | 4,000,000 cm |
| 50 km | 5,000,000 cm |
| 75 km | 7,500,000 cm |
| 100 km | 10,000,000 cm |
| 250 km | 25,000,000 cm |
| 500 km | 50,000,000 cm |
| 1,000 km | 100,000,000 cm |
About the units
Kilometer (km)
One thousand metres. Kilometres measure road distances and running races in most countries; a 10K race is 10 km, about 6.2 miles. One kilometer equals 1,000 meters (m).
Centimeter (cm)
One hundredth of a metre. Centimetres are the everyday metric unit for body height, clothing sizes and small objects; a standard paper clip is about 3 cm long. One centimeter equals 0.01 meters (m).
Frequently asked questions
How many centimeters are in one kilometer?
There are 100,000 centimeters in one kilometer, and this value is exact by definition.
How do I convert kilometers to centimeters?
Multiply the number of kilometers by 100,000. For example, 10 km × 100,000 = 1,000,000 cm.
How many kilometers are in one centimeter?
One centimeter equals 0.00001 kilometers. That is the reverse factor, 1 ÷ 100,000.
What is 10 kilometers in centimeters?
10 km = 1,000,000 cm.
Is this km to cm converter accurate?
Yes. Both units are defined exactly in terms of SI units, so the conversion factor is exact; results are shown to 12 significant figures by default and you can change precision in the converter. Calculations run in your browser using the same tested engine that generated this page.