1 kilometer in decimeters

Conversion

1 kilometer is equivalent to 10000 decimeters.^[1]

Conversion in the opposite direction

The inverse of the conversion factor is that 1 decimeter is equal to 0.0001 times 1 kilometer.

It can also be expressed as: 1 kilometer is equal to $\frac{1}{0.0001}$ decimeters.

Approximation

An approximate numerical result would be: one kilometer is about ten thousand decimeters, or alternatively, a decimeter is about zero times one kilometer.

Units involved

This is how the units in this conversion are defined:

Kilometers

The kilometre or kilometer (American spelling) is a unit of length in the metric system, equal to one thousand metres (kilo being the SI prefix for 1000). It is now the measurement unit used officially for expressing distances between geographical places on land in most of the world; notable exceptions are the United States and the road network of the United Kingdom where the statute mile is the official unit used.

Wikipedia page of kilometers

Decimeters

The decimetre (British English) or decimeter (American English) is a unit of length in the metric system, equal to one tenth of a meter (the International System of Units base unit of length), ten centimetres or 1/0.254 (approximately 3.93700787) inches.

Wikipedia page of decimeters

Footnotes

[1] The precision is 15 significant digits (fourteen digits to the right of the decimal point).

Results may contain small errors due to the use of floating point arithmetic.