With this information, you can calculate the quantity of ounces 421 pounds is equal to.

¿What is the inverse calculation between 1 ounce and 421 pounds?

Performing the inverse calculation of the relationship between units, we obtain that 1 ounce is 0.00014845606 times 421 pounds.

Which is the same to say that 421 pounds is 6736 ounces.

Four hundred twenty-one pounds equals to six thousand seven hundred thirty-six ounces. *Approximation

A ounce is zero times four hundred twenty-one pounds. *Approximation