Q: Is 378,129 a Prime Number?
A: No, 378,129 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 378129 can be evenly divided by 1 3 241 523 723 1,569 126,043 and 378,129, with no remainder.
Since 378,129 cannot be divided by just 1 and 378,129, it is not a prime number.