Q: Is 1,998 a Prime Number?
A: No, 1,998 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 1998 can be evenly divided by 1 2 3 6 9 18 27 37 54 74 111 222 333 666 999 and 1,998, with no remainder.
Since 1,998 cannot be divided by just 1 and 1,998, it is not a prime number.