Q: Is 1,238,940 a Prime Number?
A: No, 1,238,940 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 1238940 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 6,883 13,766 20,649 27,532 34,415 41,298 61,947 68,830 82,596 103,245 123,894 137,660 206,490 247,788 309,735 412,980 619,470 and 1,238,940, with no remainder.
Since 1,238,940 cannot be divided by just 1 and 1,238,940, it is not a prime number.