Q: Is 351 a Prime Number?
A: No, 351 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 351 can be evenly divided by 1 3 9 13 27 39 117 and 351, with no remainder.
Since 351 cannot be divided by just 1 and 351, it is not a prime number.