Q: Is 666,942 a Prime Number?
A: No, 666,942 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 666942 can be evenly divided by 1 2 3 6 29 58 87 174 3,833 7,666 11,499 22,998 111,157 222,314 333,471 and 666,942, with no remainder.
Since 666,942 cannot be divided by just 1 and 666,942, it is not a prime number.