Q: Is 1,224 a Prime Number?
A: No, 1,224 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 1224 can be evenly divided by 1 2 3 4 6 8 9 12 17 18 24 34 36 51 68 72 102 136 153 204 306 408 612 and 1,224, with no remainder.
Since 1,224 cannot be divided by just 1 and 1,224, it is not a prime number.