Q: Is 667,138 a Prime Number?
A: No, 667,138 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 667138 can be evenly divided by 1 2 23 46 14,503 29,006 333,569 and 667,138, with no remainder.
Since 667,138 cannot be divided by just 1 and 667,138, it is not a prime number.