1 kilometer (km) = 100,000 centimeters (cm). To convert, multiply by 100,000: cm = km × 100,000. For example, 5 km = 500,000 cm.
cm = km × 100,000
Kilometers to centimeters table
| Kilometers (km) | Centimeters (cm) |
|---|---|
| 1 | 100,000 |
| 2 | 200,000 |
| 3 | 300,000 |
| 4 | 400,000 |
| 5 | 500,000 |
| 10 | 1,000,000 |
| 20 | 2,000,000 |
| 25 | 2,500,000 |
| 50 | 5,000,000 |
| 100 | 10,000,000 |
| 250 | 25,000,000 |
| 500 | 50,000,000 |
| 1,000 | 100,000,000 |
The two units
Kilometer (km). One thousand meters.
Centimeter (cm). One hundredth of a meter.
Because both units are defined in terms of the same base unit, the factor 100,000 is exact, not a rounded measurement.
Convert kilometers to other units
- Kilometers to meters — 1 km = 1,000 m
- Kilometers to millimeters — 1 km = 1,000,000 mm
- Kilometers to micrometers — 1 km = 1,000,000,000 µm
- Kilometers to nanometers — 1 km = 1,000,000,000,000 nm
- Kilometers to miles — 1 km = 0.6213711922 mi
- Kilometers to yards — 1 km = 1,093.613298 yd
- Kilometers to feet — 1 km = 3,280.839895 ft
- Kilometers to inches — 1 km = 39,370.07874 in
- Kilometers to nautical miles — 1 km = 0.5399568035 nmi
Convert other units to centimeters
Questions people ask
- How many centimeters are in a kilometer?
- 100,000, exactly.
- How do you convert kilometers to centimeters?
- cm = km × 100,000. It is the same as dividing by 0.00001.
- How do you convert centimeters back to kilometers?
- km = cm ÷ 100,000. See centimeters to kilometers.
Results use the legal definitions of each unit and are checked against the Pint unit library. Display rounds to 10 significant digits. All unit conversions · More tools
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