Q: Is 12,816 a Prime Number?
A: No, 12,816 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 12816 can be evenly divided by 1 2 3 4 6 8 9 12 16 18 24 36 48 72 89 144 178 267 356 534 712 801 1,068 1,424 1,602 2,136 3,204 4,272 6,408 and 12,816, with no remainder.
Since 12,816 cannot be divided by just 1 and 12,816, it is not a prime number.