Q: Is 511,989 a Prime Number?
A: No, 511,989 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 511989 can be evenly divided by 1 3 17 51 10,039 30,117 170,663 and 511,989, with no remainder.
Since 511,989 cannot be divided by just 1 and 511,989, it is not a prime number.