Q: Is 128,434 a Prime Number?
A: No, 128,434 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 128434 can be evenly divided by 1 2 64,217 and 128,434, with no remainder.
Since 128,434 cannot be divided by just 1 and 128,434, it is not a prime number.