Q: Is 345,215 a Prime Number?
A: No, 345,215 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 345215 can be evenly divided by 1 5 13 47 65 113 235 565 611 1,469 3,055 5,311 7,345 26,555 69,043 and 345,215, with no remainder.
Since 345,215 cannot be divided by just 1 and 345,215, it is not a prime number.