Q: Is 1,267,888 a Prime Number?
A: No, 1,267,888 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 1267888 can be evenly divided by 1 2 4 8 16 109 218 436 727 872 1,454 1,744 2,908 5,816 11,632 79,243 158,486 316,972 633,944 and 1,267,888, with no remainder.
Since 1,267,888 cannot be divided by just 1 and 1,267,888, it is not a prime number.