Q: Is 2,558 a Prime Number?
A: No, 2,558 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 2558 can be evenly divided by 1 2 1,279 and 2,558, with no remainder.
Since 2,558 cannot be divided by just 1 and 2,558, it is not a prime number.