Q: Is 605 a Prime Number?
A: No, 605 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 605 can be evenly divided by 1 5 11 55 121 and 605, with no remainder.
Since 605 cannot be divided by just 1 and 605, it is not a prime number.