Q: Is 239,858 a Prime Number?
A: No, 239,858 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 239858 can be evenly divided by 1 2 119,929 and 239,858, with no remainder.
Since 239,858 cannot be divided by just 1 and 239,858, it is not a prime number.