Q: Is 248,517 a Prime Number?
A: No, 248,517 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 248517 can be evenly divided by 1 3 9 53 159 477 521 1,563 4,689 27,613 82,839 and 248,517, with no remainder.
Since 248,517 cannot be divided by just 1 and 248,517, it is not a prime number.