Q: Is 509,664 a Prime Number?
A: No, 509,664 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 509664 can be evenly divided by 1 2 3 4 6 8 12 16 24 32 48 96 5,309 10,618 15,927 21,236 31,854 42,472 63,708 84,944 127,416 169,888 254,832 and 509,664, with no remainder.
Since 509,664 cannot be divided by just 1 and 509,664, it is not a prime number.