Q: Is 1,197,728 a Prime Number?
A: No, 1,197,728 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 1197728 can be evenly divided by 1 2 4 7 8 14 16 28 32 56 112 224 5,347 10,694 21,388 37,429 42,776 74,858 85,552 149,716 171,104 299,432 598,864 and 1,197,728, with no remainder.
Since 1,197,728 cannot be divided by just 1 and 1,197,728, it is not a prime number.