Q: Is 1,388,728 a Composite Number?
A: Yes, 1,388,728 is a composite number.
The number 1,388,728 can be evenly divided by 1 2 4 8 11 22 43 44 86 88 172 344 367 473 734 946 1,468 1,892 2,936 3,784 4,037 8,074 15,781 16,148 31,562 32,296 63,124 126,248 173,591 347,182 694,364 and 1,388,728, with no remainder.
Since 1,388,728 cannot be divided by just 1 and 1,388,728, it is a composite number.