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Unit Converter

Conversion formula

The conversion factor from centimeters to kilometers is 1.0E-5, which means that 1 centimeter is equal to 1.0E-5 kilometers:

1 cm = 1.0E-5 km

To convert 42 centimeters into kilometers we have to multiply 42 by the conversion factor in order to get the length amount from centimeters to kilometers. We can also form a simple proportion to calculate the result:

1 cm → 1.0E-5 km

42 cm → L(km)

Solve the above proportion to obtain the length L in kilometers:

L(km) = 42 cm × 1.0E-5 km

L(km) = 0.00042 km

The final result is:

42 cm → 0.00042 km

We conclude that 42 centimeters is equivalent to 0.00042 kilometers:

42 centimeters = 0.00042 kilometers

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 kilometer is equal to 2380.9523809524 × 42 centimeters.

Another way is saying that 42 centimeters is equal to 1 ÷ 2380.9523809524 kilometers.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that forty-two centimeters is approximately zero kilometers:

42 cm ≅ 0 km

An alternative is also that one kilometer is approximately two thousand three hundred eighty point nine five two times forty-two centimeters.

Conversion table

centimeters to kilometers chart

For quick reference purposes, below is the conversion table you can use to convert from centimeters to kilometers

centimeters (cm) kilometers (km)
43 centimeters 0 kilometers
44 centimeters 0 kilometers
45 centimeters 0 kilometers
46 centimeters 0 kilometers
47 centimeters 0 kilometers
48 centimeters 0 kilometers
49 centimeters 0 kilometers
50 centimeters 0.001 kilometers
51 centimeters 0.001 kilometers
52 centimeters 0.001 kilometers