Q: Is 667,142 a Prime Number?
A: No, 667,142 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 667142 can be evenly divided by 1 2 7 14 47,653 95,306 333,571 and 667,142, with no remainder.
Since 667,142 cannot be divided by just 1 and 667,142, it is not a prime number.