# Hectometers to Millimeters Conversion

Round:
Enter Hectometer
Enter Millimeter

To convert hectometers to millimeters (hm to mm) or to convert millimeters to hectometers (mm to hm), you may use the converter above.

Below, you will find information of how to convert hm to mm and how to convert mm to hm, including the formulas and example conversions.

## How many millimeters in a hectometer?

1 Hectometer (hm) is equal to 100000 millimeters (mm). To convert hectometers to millimeters, multiply the hectometer value by 100000.

For example, to convert 2 hectometers to millimeters, multiply 2 by 100000, that makes 200000 mm in 2 hm.

hm to mm formula

mm = hm * 100000

## How to convert millimeters to hectometers?

1 Millimeter (mm) is equal to 0.00001 hectometer (hm). To convert millimeters to hectometers, multiply the millimeter value by 0.00001 or divide by 100000.

mm to hm formula

hm = mm * 0.00001

hm = mm / 100000

What is a Hectometer?

Hectometer (hectometre) is a metric system length unit. 1 hm = 100000 mm. The symbol is "hm".

What is a Millimeter?

Millimeter (millimetre) is a metric system length unit. 1 mm = 0.00001 hm. The symbol is "mm".

Please visit all length units conversion to convert all length units.

Create Conversion Table
Click "Create Table". Enter a "Start" value (5, 100 etc). Select an "Increment" value (0.01, 5 etc) and select "Accuracy" to round the result.