Q: Is 128,504 a Prime Number?
A: No, 128,504 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 128504 can be evenly divided by 1 2 4 8 16,063 32,126 64,252 and 128,504, with no remainder.
Since 128,504 cannot be divided by just 1 and 128,504, it is not a prime number.