Millimeters to Kilometers Converter
Enter the length in millimeters below to get the value converted to kilometers.
Do you want to convert kilometers to millimeters?
How to Convert Millimeters to Kilometers
To convert a measurement in millimeters to a measurement in kilometers, divide the length by the following conversion ratio: 1,000,000 millimeters/kilometer.
Since one kilometer is equal to 1,000,000 millimeters, you can use this simple formula to convert:
The length in kilometers is equal to the length in millimeters divided by 1,000,000.
Our inch fraction calculator can add millimeters and kilometers together, and it also automatically converts the results to US customary, imperial, and SI metric values.
Millimeters and kilometers are both units used to measure length. Keep reading to learn more about each unit of measure.
What is a Millimeter?
The millimeter, or millimetre, is a multiple of the meter, which is the SI base unit for length. In the metric system, "milli" is the prefix for thousandths, or 10-3. Millimeters can be abbreviated as mm; for example, 1 millimeter can be written as 1 mm.
Learn more about millimeters.
What is a Kilometer?
The kilometer, or kilometre, is a multiple of the meter, which is the SI base unit for length. In the metric system, "kilo" is the prefix for thousands, or 103. Kilometers can be abbreviated as km; for example, 1 kilometer can be written as 1 km.
Learn more about kilometers.
Millimeter to Kilometer Conversion Table
|1 mm||0.000001 km|
|2 mm||0.000002 km|
|3 mm||0.000003 km|
|4 mm||0.000004 km|
|5 mm||0.000005 km|
|6 mm||0.000006 km|
|7 mm||0.000007 km|
|8 mm||0.000008 km|
|9 mm||0.000009 km|
|10 mm||0.00001 km|
|100 mm||0.0001 km|
|1,000 mm||0.001 km|
|10,000 mm||0.01 km|
|100,000 mm||0.1 km|
|1,000,000 mm||1 km|
- United States Mint, Coin Specifications, https://www.usmint.gov/learn/coin-and-medal-programs/coin-specifications
- Ambler Thompson and Barry N. Taylor, Guide for the Use of the International System of Units (SI), National Institute of Standards and Technology, https://physics.nist.gov/cuu/pdf/sp811.pdf