Q: Is 345,404 a Prime Number?
A: No, 345,404 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 345404 can be evenly divided by 1 2 4 86,351 172,702 and 345,404, with no remainder.
Since 345,404 cannot be divided by just 1 and 345,404, it is not a prime number.