Q: Is 18,993 a Prime Number?
A: No, 18,993 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 18993 can be evenly divided by 1 3 13 39 487 1,461 6,331 and 18,993, with no remainder.
Since 18,993 cannot be divided by just 1 and 18,993, it is not a prime number.