Q: Is 77,664 a Prime Number?
A: No, 77,664 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 77664 can be evenly divided by 1 2 3 4 6 8 12 16 24 32 48 96 809 1,618 2,427 3,236 4,854 6,472 9,708 12,944 19,416 25,888 38,832 and 77,664, with no remainder.
Since 77,664 cannot be divided by just 1 and 77,664, it is not a prime number.