Square millimeters to square kilometers (sq mm to sq km)

area conversions » square millimeter conversions » sq mm to sq km
Area Conversions: convert square millimeters to square kilometers
Type in the number of square millimeters you want to convert to square kilometers
RESULT

Square millimeters to square kilometers conversion table (chart)

The conversion table to the right is a default, short version of the square millimeters to square kilometers conversion table. You also have an option to create the square millimeters to square kilometers conversion table for the specific values you need. You can choose the initial value (in square millimeters), the increment and the number of rows you want to show up in the conversion table.To create your customized square millimeters to square kilometers conversion table, click on the 'create conversion table' button.

square millimeter (sq mm)square kilometer (sq km)
101.0E-11
202.0E-11
303.0E-11
404.0E-11
505.0E-11
606.0E-11
707.0E-11
808.0E-11

Conversion Formula

By using the online converter calculator on this page, you can calculate how many square kilometers are in 'X' square millimeters (X is the number of square millimeters you want to convert to square kilometers). In order to convert a value from square millimeters to square kilometers (from sq mm to sq km) simply type the number of square millimeters to be converted to square kilometers and then click on the 'convert' button. The formula used for converting a specific value from square millimeters to square kilometers is:

X square millimeters * cf = Y square kilometers

where
X = the specific value to be converted (in square millimeters)
cf = the conversion factor from square millimeters to square kilometers
Y = the result (in square kilometers)

Example
Let's suppose that you have a value of area of 401 square millimeters and want to express it in square kilometers.
401 sq mm = (401 × 1.0E-12) sq km
401 sq mm = 4.01E-10 sq km

Conversion factor

1 square millimeter is equal to 1.0E-12 square kilometer
(1 sqmm = 1.0E-12 sqkm )

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