Q: Is 1,315,728 a Composite Number?
A: Yes, 1,315,728 is a composite number.
The number 1,315,728 can be evenly divided by 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 9,137 18,274 27,411 36,548 54,822 73,096 82,233 109,644 146,192 164,466 219,288 328,932 438,576 657,864 and 1,315,728, with no remainder.
Since 1,315,728 cannot be divided by just 1 and 1,315,728, it is a composite number.