Q: Is 720,489 a Prime Number?
A: No, 720,489 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 720489 can be evenly divided by 1 3 7 11 21 33 77 231 3,119 9,357 21,833 34,309 65,499 102,927 240,163 and 720,489, with no remainder.
Since 720,489 cannot be divided by just 1 and 720,489, it is not a prime number.