Q: Is 2,143,139 a Composite Number?
A: Yes, 2,143,139 is a composite number.
The number 2,143,139 can be evenly divided by 1 17 126,067 and 2,143,139, with no remainder.
Since 2,143,139 cannot be divided by just 1 and 2,143,139, it is a composite number.