Q: Is 345,318 a Prime Number?
A: No, 345,318 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 345318 can be evenly divided by 1 2 3 6 67 134 201 402 859 1,718 2,577 5,154 57,553 115,106 172,659 and 345,318, with no remainder.
Since 345,318 cannot be divided by just 1 and 345,318, it is not a prime number.