42 millimeters in inches


42 millimeters is equivalent to 1.65354330708661 inches.[1]

Conversion formula
How to convert 42 millimeters to inches?

We know (by definition) that: 1mm 0.039370079in

We can set up a proportion to solve for the number of inches.

1 mm 42 mm 0.039370079 in x in

Now, we cross multiply to solve for our unknown x:

x in 42 mm 1 mm * 0.039370079 in x in 1.653543318 in

Conclusion: 42 mm 1.653543318 in

42 millimeters is equivalent to 1.65354330708661 inches

Conversion in the opposite direction

The inverse of the conversion factor is that 1 inch is equal to 0.604761904761905 times 42 millimeters.

It can also be expressed as: 42 millimeters is equal to 1 0.604761904761905 inches.


An approximate numerical result would be: forty-two millimeters is about one point six four inches, or alternatively, a inch is about zero point six zero times forty-two millimeters.


[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.

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