Q: Is 666,008 a Prime Number?
A: No, 666,008 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 666008 can be evenly divided by 1 2 4 7 8 14 28 49 56 98 196 392 1,699 3,398 6,796 11,893 13,592 23,786 47,572 83,251 95,144 166,502 333,004 and 666,008, with no remainder.
Since 666,008 cannot be divided by just 1 and 666,008, it is not a prime number.