Q: Is 1,230,560 a Prime Number?
A: No, 1,230,560 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 1230560 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 80 160 7,691 15,382 30,764 38,455 61,528 76,910 123,056 153,820 246,112 307,640 615,280 and 1,230,560, with no remainder.
Since 1,230,560 cannot be divided by just 1 and 1,230,560, it is not a prime number.