With this information, you can calculate the quantity of kilometers per hour 31 knots is equal to.

¿What is the inverse calculation between 1 kilometer per hour and 31 knots?

Performing the inverse calculation of the relationship between units, we obtain that 1 kilometer per hour is 0.017417961 times 31 knots.

Which is the same to say that 31 knots is 57.412 kilometers per hour.

Thirty-one knots equals to fifty-seven kilometers per hour. *Approximation

A kilometer per hour is zero times thirty-one knots. *Approximation