Q: Is 2,138,978 a Composite Number?
A: Yes, 2,138,978 is a composite number.
The number 2,138,978 can be evenly divided by 1 2 101 202 10,589 21,178 1,069,489 and 2,138,978, with no remainder.
Since 2,138,978 cannot be divided by just 1 and 2,138,978, it is a composite number.