Q: Is 1,218,940 a Prime Number?
A: No, 1,218,940 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 1218940 can be evenly divided by 1 2 4 5 10 20 59 118 236 295 590 1,033 1,180 2,066 4,132 5,165 10,330 20,660 60,947 121,894 243,788 304,735 609,470 and 1,218,940, with no remainder.
Since 1,218,940 cannot be divided by just 1 and 1,218,940, it is not a prime number.