With this information, you can calculate the quantity of knots 457 miles per hour is equal to.

¿What is the inverse calculation between 1 knot and 457 miles per hour?

Performing the inverse calculation of the relationship between units, we obtain that 1 knot is 0.002518117 times 457 miles per hour.

Which is the same to say that 457 miles per hour is 397.12214 knots.

Four hundred fifty-seven miles per hour equals to three hundred ninety-seven knots. *Approximation

A knot is zero times four hundred fifty-seven miles per hour. *Approximation