Q: Is 1,240,788 a Prime Number?
A: No, 1,240,788 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 1240788 can be evenly divided by 1 2 3 4 6 12 103,399 206,798 310,197 413,596 620,394 and 1,240,788, with no remainder.
Since 1,240,788 cannot be divided by just 1 and 1,240,788, it is not a prime number.