Q: Is 171,057 a Prime Number?
A: No, 171,057 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 171057 can be evenly divided by 1 3 19 57 3,001 9,003 57,019 and 171,057, with no remainder.
Since 171,057 cannot be divided by just 1 and 171,057, it is not a prime number.