With this information, you can calculate the quantity of knots 581 feet per minute is equal to.

¿What is the inverse calculation between 1 knot and 581 feet per minute?

Performing the inverse calculation of the relationship between units, we obtain that 1 knot is 0.1743005 times 581 feet per minute.

Which is the same to say that 581 feet per minute is 5.7372181 knots.

Five hundred eighty-one feet per minute equals to five knots. *Approximation

A knot is zero times five hundred eighty-one feet per minute. *Approximation