Q: Is 141,729 a Prime Number?
A: No, 141,729 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 141729 can be evenly divided by 1 3 7 17 21 51 119 357 397 1,191 2,779 6,749 8,337 20,247 47,243 and 141,729, with no remainder.
Since 141,729 cannot be divided by just 1 and 141,729, it is not a prime number.