Q: Is 171,580 a Prime Number?
A: No, 171,580 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 171580 can be evenly divided by 1 2 4 5 10 20 23 46 92 115 230 373 460 746 1,492 1,865 3,730 7,460 8,579 17,158 34,316 42,895 85,790 and 171,580, with no remainder.
Since 171,580 cannot be divided by just 1 and 171,580, it is not a prime number.