Q: Is 258,742 a Prime Number?
A: No, 258,742 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 258742 can be evenly divided by 1 2 11 19 22 38 209 418 619 1,238 6,809 11,761 13,618 23,522 129,371 and 258,742, with no remainder.
Since 258,742 cannot be divided by just 1 and 258,742, it is not a prime number.