Q: Is 345,247 a Prime Number?
A: No, 345,247 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 345247 can be evenly divided by 1 7 31 37 43 217 259 301 1,147 1,333 1,591 8,029 9,331 11,137 49,321 and 345,247, with no remainder.
Since 345,247 cannot be divided by just 1 and 345,247, it is not a prime number.