With this information, you can calculate the quantity of kilograms 509 grams is equal to.

¿What is the inverse calculation between 1 kilogram and 509 grams?

Performing the inverse calculation of the relationship between units, we obtain that 1 kilogram is 1.9646365 times 509 grams.

Which is the same to say that 509 grams is 0.509 kilograms.

Five hundred nine grams equals to zero kilograms. *Approximation

A kilogram is one times five hundred nine grams. *Approximation