Q: Is 129,729 a Prime Number?
A: No, 129,729 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 129729 can be evenly divided by 1 3 83 249 521 1,563 43,243 and 129,729, with no remainder.
Since 129,729 cannot be divided by just 1 and 129,729, it is not a prime number.