Q: Is 1,266,006 a Prime Number?
A: No, 1,266,006 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 1266006 can be evenly divided by 1 2 3 6 7 14 21 42 43 86 129 258 301 602 701 903 1,402 1,806 2,103 4,206 4,907 9,814 14,721 29,442 30,143 60,286 90,429 180,858 211,001 422,002 633,003 and 1,266,006, with no remainder.
Since 1,266,006 cannot be divided by just 1 and 1,266,006, it is not a prime number.