Q: Is 666,677 a Prime Number?
A: No, 666,677 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 666677 can be evenly divided by 1 11 60,607 and 666,677, with no remainder.
Since 666,677 cannot be divided by just 1 and 666,677, it is not a prime number.