Q: Is 248,319 a Prime Number?
A: No, 248,319 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 248319 can be evenly divided by 1 3 9 17 27 51 153 459 541 1,623 4,869 9,197 14,607 27,591 82,773 and 248,319, with no remainder.
Since 248,319 cannot be divided by just 1 and 248,319, it is not a prime number.