Q: Is 1,228,940 a Prime Number?
A: No, 1,228,940 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 1228940 can be evenly divided by 1 2 4 5 10 20 43 86 172 215 430 860 1,429 2,858 5,716 7,145 14,290 28,580 61,447 122,894 245,788 307,235 614,470 and 1,228,940, with no remainder.
Since 1,228,940 cannot be divided by just 1 and 1,228,940, it is not a prime number.