Q: Is 129,623 a Prime Number?
A: No, 129,623 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 129623 can be evenly divided by 1 13 59 169 767 2,197 9,971 and 129,623, with no remainder.
Since 129,623 cannot be divided by just 1 and 129,623, it is not a prime number.