Q: Is 159,165 a Prime Number?
A: No, 159,165 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 159165 can be evenly divided by 1 3 5 9 15 27 45 81 131 135 243 393 405 655 1,179 1,215 1,965 3,537 5,895 10,611 17,685 31,833 53,055 and 159,165, with no remainder.
Since 159,165 cannot be divided by just 1 and 159,165, it is not a prime number.