Q: Is 100,989 a Prime Number?
A: No, 100,989 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 100989 can be evenly divided by 1 3 7 9 21 49 63 147 229 441 687 1,603 2,061 4,809 11,221 14,427 33,663 and 100,989, with no remainder.
Since 100,989 cannot be divided by just 1 and 100,989, it is not a prime number.