Q: Is 423,839 a Prime Number?
A: No, 423,839 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 423839 can be evenly divided by 1 13 32,603 and 423,839, with no remainder.
Since 423,839 cannot be divided by just 1 and 423,839, it is not a prime number.