Q: Is 427,989 a Prime Number?
A: No, 427,989 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 427989 can be evenly divided by 1 3 179 537 797 2,391 142,663 and 427,989, with no remainder.
Since 427,989 cannot be divided by just 1 and 427,989, it is not a prime number.