Q: Is 397,103 a Prime Number?
A: No, 397,103 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 397103 can be evenly divided by 1 7 17 47 71 119 329 497 799 1,207 3,337 5,593 8,449 23,359 56,729 and 397,103, with no remainder.
Since 397,103 cannot be divided by just 1 and 397,103, it is not a prime number.