Q: Is 378,638 a Composite Number?
A: Yes, 378,638 is a composite number.
The number 378,638 can be evenly divided by 1 2 13 26 14,563 29,126 189,319 and 378,638, with no remainder.
Since 378,638 cannot be divided by just 1 and 378,638, it is a composite number.