Q: Is 491,238 a Prime Number?
A: No, 491,238 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 491238 can be evenly divided by 1 2 3 6 9 11 18 22 27 33 54 66 99 198 297 594 827 1,654 2,481 4,962 7,443 9,097 14,886 18,194 22,329 27,291 44,658 54,582 81,873 163,746 245,619 and 491,238, with no remainder.
Since 491,238 cannot be divided by just 1 and 491,238, it is not a prime number.