Q: Is 345,355 a Prime Number?
A: No, 345,355 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 345355 can be evenly divided by 1 5 17 85 239 289 1,195 1,445 4,063 20,315 69,071 and 345,355, with no remainder.
Since 345,355 cannot be divided by just 1 and 345,355, it is not a prime number.