Convert Kilometers to centimeters
1 kilometer = 100,000 centimeters · cm = km × 100,000
When you need this conversion
This conversion goes from kilometers, the metric unit for road distances and travel, to centimeters, the everyday metric unit for body measurements, clothing, and product dimensions. Both measure the same physical quantity, so the conversion is exact — the difference is which unit your source, tool, or region happens to use.
Kilometers to centimeters conversion table
| Kilometers (km) | Centimeters (cm) |
|---|---|
| 1 km | 100,000 cm |
| 2 km | 200,000 cm |
| 3 km | 300,000 cm |
| 5 km | 500,000 cm |
| 10 km | 1,000,000 cm |
| 15 km | 1,500,000 cm |
| 20 km | 2,000,000 cm |
| 25 km | 2,500,000 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 |
The formula
cm = km × 100,000Because both units measure length, the conversion is a single multiplication by a fixed factor. That factor never changes, so the result is exact.
Convert the other way
Centimeters to kilometers →Related length conversions
- Kilometers to meters
- Inches to centimeters
- Feet to centimeters
- Millimeters to micrometers
- Centimeters to inches
- Centimeters to feet
- Meters to kilometers
- Feet to yards
- Yards to feet
- Micrometers to millimeters
- Millimeters to centimeters
- Meters to centimeters
Frequently asked questions
- How many centimeters are in a kilometer?
- There are 100,000 centimeters in 1 kilometer. The formula is cm = km × 100,000.
- How do you convert kilometers to centimeters?
- Use the formula cm = km × 100,000. For example, 10 kilometers equals 1,000,000 centimeters.
- Is the kilometers to centimeters conversion exact?
- Yes. Kilometers and centimeters are both units of length, related by an exact defined factor. Displayed results are rounded for readability.
- What is km short for?
- km is the standard symbol for kilometer (also written as kilometres). cm is the symbol for centimeter.