Q: Is 345,915 a Prime Number?
A: No, 345,915 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 345915 can be evenly divided by 1 3 5 9 15 45 7,687 23,061 38,435 69,183 115,305 and 345,915, with no remainder.
Since 345,915 cannot be divided by just 1 and 345,915, it is not a prime number.