Q: Is 161,001 a Prime Number?
A: No, 161,001 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 161001 can be evenly divided by 1 3 9 27 67 89 201 267 603 801 1,809 2,403 5,963 17,889 53,667 and 161,001, with no remainder.
Since 161,001 cannot be divided by just 1 and 161,001, it is not a prime number.