Q: Is 5,387,143 a Composite Number?
A: No, 5,387,143 is not a composite number; it is a prime number.
The number 5,387,143 can be evenly divided by 1 and 5,387,143, with no remainder.
Since 5,387,143 can be divided by just 1 and 5,387,143, it is not a composite number.