Q: Is 1,427,728 a Prime Number?
A: No, 1,427,728 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 1427728 can be evenly divided by 1 2 4 8 16 17 29 34 58 68 116 136 181 232 272 362 464 493 724 986 1,448 1,972 2,896 3,077 3,944 5,249 6,154 7,888 10,498 12,308 20,996 24,616 41,992 49,232 83,984 89,233 178,466 356,932 713,864 and 1,427,728, with no remainder.
Since 1,427,728 cannot be divided by just 1 and 1,427,728, it is not a prime number.