Q: Is 1,218,006 a Prime Number?
A: No, 1,218,006 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 1218006 can be evenly divided by 1 2 3 6 9 18 157 314 431 471 862 942 1,293 1,413 2,586 2,826 3,879 7,758 67,667 135,334 203,001 406,002 609,003 and 1,218,006, with no remainder.
Since 1,218,006 cannot be divided by just 1 and 1,218,006, it is not a prime number.