Q: Is 667,771 a Prime Number?
A: No, 667,771 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 667771 can be evenly divided by 1 13 31 403 1,657 21,541 51,367 and 667,771, with no remainder.
Since 667,771 cannot be divided by just 1 and 667,771, it is not a prime number.