Q: Is 656,519 a Prime Number?
A: Yes, 656,519 is a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 656519 can be evenly divided by 1 and 656,519, with no remainder.
Since 656,519 can be divided by just 1 and 656,519, it is a prime number.