Q: Is 345,239 a Prime Number?
A: No, 345,239 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 345239 can be evenly divided by 1 313 1,103 and 345,239, with no remainder.
Since 345,239 cannot be divided by just 1 and 345,239, it is not a prime number.