Q: Is 6,666 a Prime Number?
A: No, 6,666 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 6666 can be evenly divided by 1 2 3 6 11 22 33 66 101 202 303 606 1,111 2,222 3,333 and 6,666, with no remainder.
Since 6,666 cannot be divided by just 1 and 6,666, it is not a prime number.