Q: Is 667,670 a Prime Number?
A: No, 667,670 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 667670 can be evenly divided by 1 2 5 10 179 358 373 746 895 1,790 1,865 3,730 66,767 133,534 333,835 and 667,670, with no remainder.
Since 667,670 cannot be divided by just 1 and 667,670, it is not a prime number.