Q: Is 485,458 a Prime Number?
A: No, 485,458 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 485458 can be evenly divided by 1 2 242,729 and 485,458, with no remainder.
Since 485,458 cannot be divided by just 1 and 485,458, it is not a prime number.