Q: Is 667,887 a Prime Number?
A: No, 667,887 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 667887 can be evenly divided by 1 3 11 33 37 111 407 547 1,221 1,641 6,017 18,051 20,239 60,717 222,629 and 667,887, with no remainder.
Since 667,887 cannot be divided by just 1 and 667,887, it is not a prime number.