Q: Is 2,543,742 a Composite Number?
A: Yes, 2,543,742 is a composite number.
The number 2,543,742 can be evenly divided by 1 2 3 6 9 18 141,319 282,638 423,957 847,914 1,271,871 and 2,543,742, with no remainder.
Since 2,543,742 cannot be divided by just 1 and 2,543,742, it is a composite number.