Q: Is 161,231 a Prime Number?
A: No, 161,231 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 161231 can be evenly divided by 1 7 31 217 743 5,201 23,033 and 161,231, with no remainder.
Since 161,231 cannot be divided by just 1 and 161,231, it is not a prime number.