Q: Is 165,966 a Prime Number?
A: No, 165,966 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 165966 can be evenly divided by 1 2 3 6 139 199 278 398 417 597 834 1,194 27,661 55,322 82,983 and 165,966, with no remainder.
Since 165,966 cannot be divided by just 1 and 165,966, it is not a prime number.