Q: Is 1,218,504 a Prime Number?
A: No, 1,218,504 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 1218504 can be evenly divided by 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 7,253 14,506 21,759 29,012 43,518 50,771 58,024 87,036 101,542 152,313 174,072 203,084 304,626 406,168 609,252 and 1,218,504, with no remainder.
Since 1,218,504 cannot be divided by just 1 and 1,218,504, it is not a prime number.