Q: Is 156 a Prime Number?
A: No, 156 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 156 can be evenly divided by 1 2 3 4 6 12 13 26 39 52 78 and 156, with no remainder.
Since 156 cannot be divided by just 1 and 156, it is not a prime number.