Q: Is 153 a Prime Number?
A: No, 153 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 153 can be evenly divided by 1 3 9 17 51 and 153, with no remainder.
Since 153 cannot be divided by just 1 and 153, it is not a prime number.