Q: Is 489,778 a Prime Number?
A: No, 489,778 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 489778 can be evenly divided by 1 2 244,889 and 489,778, with no remainder.
Since 489,778 cannot be divided by just 1 and 489,778, it is not a prime number.