Q: Is 2,678,638 a Composite Number?
A: Yes, 2,678,638 is a composite number.
The number 2,678,638 can be evenly divided by 1 2 107 214 12,517 25,034 1,339,319 and 2,678,638, with no remainder.
Since 2,678,638 cannot be divided by just 1 and 2,678,638, it is a composite number.