Q: Is 247,257 a Prime Number?
A: No, 247,257 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 247257 can be evenly divided by 1 3 9 83 249 331 747 993 2,979 27,473 82,419 and 247,257, with no remainder.
Since 247,257 cannot be divided by just 1 and 247,257, it is not a prime number.