Q: Is 171,608 a Prime Number?
A: No, 171,608 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 171608 can be evenly divided by 1 2 4 8 19 38 76 152 1,129 2,258 4,516 9,032 21,451 42,902 85,804 and 171,608, with no remainder.
Since 171,608 cannot be divided by just 1 and 171,608, it is not a prime number.