Q: Is 128,273 a Prime Number?
A: Yes, 128,273 is a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 128273 can be evenly divided by 1 and 128,273, with no remainder.
Since 128,273 can be divided by just 1 and 128,273, it is a prime number.