Q: Is 345,508 a Prime Number?
A: No, 345,508 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 345508 can be evenly divided by 1 2 4 17 34 68 5,081 10,162 20,324 86,377 172,754 and 345,508, with no remainder.
Since 345,508 cannot be divided by just 1 and 345,508, it is not a prime number.