Q: Is 165,445 a Prime Number?
A: No, 165,445 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 165445 can be evenly divided by 1 5 7 29 35 145 163 203 815 1,015 1,141 4,727 5,705 23,635 33,089 and 165,445, with no remainder.
Since 165,445 cannot be divided by just 1 and 165,445, it is not a prime number.