Q: Is 489,231 a Prime Number?
A: No, 489,231 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 489231 can be evenly divided by 1 3 9 19 57 171 2,861 8,583 25,749 54,359 163,077 and 489,231, with no remainder.
Since 489,231 cannot be divided by just 1 and 489,231, it is not a prime number.