Q: Is 165,801 a Prime Number?
A: No, 165,801 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 165801 can be evenly divided by 1 3 17 51 3,251 9,753 55,267 and 165,801, with no remainder.
Since 165,801 cannot be divided by just 1 and 165,801, it is not a prime number.