Q: Is 9,966 a Prime Number?
A: No, 9,966 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 9966 can be evenly divided by 1 2 3 6 11 22 33 66 151 302 453 906 1,661 3,322 4,983 and 9,966, with no remainder.
Since 9,966 cannot be divided by just 1 and 9,966, it is not a prime number.