Q: Is 1,280,120 a Prime Number?
A: No, 1,280,120 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 1280120 can be evenly divided by 1 2 4 5 8 10 20 40 32,003 64,006 128,012 160,015 256,024 320,030 640,060 and 1,280,120, with no remainder.
Since 1,280,120 cannot be divided by just 1 and 1,280,120, it is not a prime number.