Q: Is 165,891 a Prime Number?
A: No, 165,891 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 165891 can be evenly divided by 1 3 11 33 121 363 457 1,371 5,027 15,081 55,297 and 165,891, with no remainder.
Since 165,891 cannot be divided by just 1 and 165,891, it is not a prime number.