Q: Is 40,558 a Prime Number?
A: No, 40,558 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 40558 can be evenly divided by 1 2 7 14 2,897 5,794 20,279 and 40,558, with no remainder.
Since 40,558 cannot be divided by just 1 and 40,558, it is not a prime number.