With this information, you can calculate the quantity of hectares 684 square kilometers is equal to.
¿What is the inverse calculation between 1 hectare and 684 square kilometers?
Performing the inverse calculation of the relationship between units, we obtain that 1 hectare is 1.4619883e-05 times 684 square kilometers.
Which is the same to say that 684 square kilometers is 68400 hectares.
Six hundred eighty-four square kilometers equals to sixty-eight thousand four hundred hectares. *Approximation
A hectare is one times six hundred eighty-four square kilometers. *Approximation