Q: Is 669 a Prime Number?
A: No, 669 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 669 can be evenly divided by 1 3 223 and 669, with no remainder.
Since 669 cannot be divided by just 1 and 669, it is not a prime number.