Q: Is 161,667 a Prime Number?
A: No, 161,667 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 161667 can be evenly divided by 1 3 9 11 23 33 69 71 99 207 213 253 639 759 781 1,633 2,277 2,343 4,899 7,029 14,697 17,963 53,889 and 161,667, with no remainder.
Since 161,667 cannot be divided by just 1 and 161,667, it is not a prime number.