Q: Is 129,478 a Prime Number?
A: No, 129,478 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 129478 can be evenly divided by 1 2 41 82 1,579 3,158 64,739 and 129,478, with no remainder.
Since 129,478 cannot be divided by just 1 and 129,478, it is not a prime number.