How many km in 1 cm?
The answer is 1.0E-5.
We assume you are converting between kilometre and centimetre.
You can view more details on each measurement unit: km or
cm
The SI base unit for length is the metre.
1 metre is equal to 0.001 km, or 100 cm.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between kilometres and centimetres.
Type in your own numbers in the form to convert the units!

››Quick conversion chart of km to cm

1 km to cm = 100000 cm

2 km to cm = 200000 cm

3 km to cm = 300000 cm

4 km to cm = 400000 cm

5 km to cm = 500000 cm

6 km to cm = 600000 cm

7 km to cm = 700000 cm

8 km to cm = 800000 cm

9 km to cm = 900000 cm

10 km to cm = 1000000 cm

››Want other units?

You can do the reverse unit conversion from
cm to km, or enter any two units below:

A kilometre (American spelling: kilometer, symbol: km) is a unit of length equal to 1000 metres (from the Greek words khilia = thousand and metro = count/measure). It is approximately equal to 0.621 miles, 1094 yards or 3281 feet.

››Definition: Centimeter

A centimetre (American spelling centimeter, symbol cm) is a unit of length that is equal to one hundreth of a metre, the current SI base unit of length. A centimetre is part of a metric system. It is the base unit in the centimetre-gram-second system of units. A corresponding unit of area is the square centimetre. A corresponding unit of volume is the cubic centimetre.

The centimetre is a now a non-standard factor, in that factors of 10^{3} are often preferred. However, it is practical unit of length for many everyday measurements. A centimetre is approximately the width of the fingernail of an adult person.

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