With this information, you can calculate the quantity of kilograms 631 ounces is equal to.

¿What is the inverse calculation between 1 kilogram and 631 ounces?

Performing the inverse calculation of the relationship between units, we obtain that 1 kilogram is 0.055901683 times 631 ounces.

Which is the same to say that 631 ounces is 17.888549 kilograms.

Six hundred thirty-one ounces equals to seventeen kilograms. *Approximation

A kilogram is zero times six hundred thirty-one ounces. *Approximation