Q: Is 171,955 a Prime Number?
A: No, 171,955 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 171955 can be evenly divided by 1 5 7 17 35 85 119 289 595 1,445 2,023 4,913 10,115 24,565 34,391 and 171,955, with no remainder.
Since 171,955 cannot be divided by just 1 and 171,955, it is not a prime number.