Q: Is 238,221 a Prime Number?
A: No, 238,221 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 238221 can be evenly divided by 1 3 9 17 27 51 81 153 173 459 519 1,377 1,557 2,941 4,671 8,823 14,013 26,469 79,407 and 238,221, with no remainder.
Since 238,221 cannot be divided by just 1 and 238,221, it is not a prime number.