Q: Is 165,770 a Prime Number?
A: No, 165,770 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 165770 can be evenly divided by 1 2 5 10 11 22 55 110 121 137 242 274 605 685 1,210 1,370 1,507 3,014 7,535 15,070 16,577 33,154 82,885 and 165,770, with no remainder.
Since 165,770 cannot be divided by just 1 and 165,770, it is not a prime number.