Q: Is 161,871 a Prime Number?
A: No, 161,871 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 161871 can be evenly divided by 1 3 79 237 683 2,049 53,957 and 161,871, with no remainder.
Since 161,871 cannot be divided by just 1 and 161,871, it is not a prime number.