Q: Is 102,257 a Prime Number?
A: No, 102,257 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 102257 can be evenly divided by 1 293 349 and 102,257, with no remainder.
Since 102,257 cannot be divided by just 1 and 102,257, it is not a prime number.