Q: Is 1,378,421 a Composite Number?
A: Yes, 1,378,421 is a composite number.
The number 1,378,421 can be evenly divided by 1 11 125,311 and 1,378,421, with no remainder.
Since 1,378,421 cannot be divided by just 1 and 1,378,421, it is a composite number.