Q: Is 656,771 a Prime Number?
A: Yes, 656,771 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 656771 can be evenly divided by 1 and 656,771, with no remainder.
Since 656,771 can be divided by just 1 and 656,771, it is a prime number.