Kilometer → Centimeter (km → cm)

km to cm direct conversion page with calculator, reverse conversion and comparison table.

1 km = 100000 cm
1 Kilometer (km) = 100000 Centimeter (cm).


swap converter

If you want to reverse convert, use Centimeter → Kilometer. 1 cm = 1.0E-5 km. You can also explore the full Length converter page for more cross conversions.

Conversion formula

Kilometer to Centimeter formula: value in cm = value in km × 100000.

Centimeter to Kilometer formula: value in km = value in cm × 1.0E-5.

How to convert Kilometer to Centimeter

To convert Kilometer to Centimeter, multiply the value in km by 100000. This gives the result in cm.

For example, 1 km = 100000 cm and 10 km = 1000000 cm.

What is Kilometer?

Kilometer (km): A thousand metres. It is used for road distances, journeys between cities and walking routes, avoiding very large numbers in centimetres. 1 km = 1000 m = 100000 cm.

What is Centimeter?

Centimeter (cm): One hundredth of a metre. It is useful for ruler measurements, book widths and a person’s height; kilometres would be impractical for these small dimensions. 1 cm = 10 mm = 0.01 m.

FAQ

How many centimeter are in 1 kilometer?

There are 100000 cm in 1 km.

Why can conversion results differ slightly?

Check the unit definition and rounding. US and imperial measures can differ; rounding intermediate values can also change the final digits.

How do I convert kilometer to centimeter?

Multiply the value in km by 100000 to get the value in cm.

Kilometer → other Length units

Kilometer → Centimeter Table

The table below shows common values from Kilometer to Centimeter and the reverse direction for quick reference.

kmcmRounded
1 km100000 cm100000.0000
2 km200000 cm200000.0000
3 km300000 cm300000.0000
4 km400000 cm400000.0000
5 km500000 cm500000.0000
10 km1000000 cm1000000.0000
12 km1200000 cm1200000.0000
15 km1500000 cm1500000.0000
20 km2000000 cm2000000.0000
25 km2500000 cm2500000.0000
30 km3000000 cm3000000.0000
40 km4000000 cm4000000.0000
50 km5000000 cm5000000.0000
75 km7500000 cm7500000.0000
100 km10000000 cm10000000.0000
200 km20000000 cm20000000.0000
250 km25000000 cm25000000.0000
500 km50000000 cm50000000.0000
750 km75000000 cm75000000.0000
1000 km100000000 cm100000000.0000
2500 km250000000 cm250000000.0000
5000 km500000000 cm500000000.0000
10000 km1000000000 cm1000000000.0000

Centimeter → Kilometer Table

cmkmRounded
1 cm1.0E-5 km0.0000
2 cm2.0E-5 km0.0000
3 cm3.0E-5 km0.0000
4 cm4.0E-5 km0.0000
5 cm5.0E-5 km0.0001
10 cm0.0001 km0.0001
12 cm0.00012 km0.0001
15 cm0.00015 km0.0002
20 cm0.0002 km0.0002
25 cm0.00025 km0.0003
30 cm0.0003 km0.0003
40 cm0.0004 km0.0004
50 cm0.0005 km0.0005
75 cm0.00075 km0.0008
100 cm0.001 km0.0010
200 cm0.002 km0.0020
250 cm0.0025 km0.0025
500 cm0.005 km0.0050
750 cm0.0075 km0.0075
1000 cm0.01 km0.0100
2500 cm0.025 km0.0250
5000 cm0.05 km0.0500
10000 cm0.1 km0.1000

Centimeter → Kilometer

The reverse value is 1 cm = 1.0E-5 km.