Q: Is 9,639 a Prime Number?
A: No, 9,639 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 9639 can be evenly divided by 1 3 7 9 17 21 27 51 63 81 119 153 189 357 459 567 1,071 1,377 3,213 and 9,639, with no remainder.
Since 9,639 cannot be divided by just 1 and 9,639, it is not a prime number.