Q: Is 238,638 a Prime Number?
A: No, 238,638 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 238638 can be evenly divided by 1 2 3 6 31 62 93 186 1,283 2,566 3,849 7,698 39,773 79,546 119,319 and 238,638, with no remainder.
Since 238,638 cannot be divided by just 1 and 238,638, it is not a prime number.