Q: Is 1,645,747 a Composite Number?
A: No, 1,645,747 is not a composite number; it is a prime number.
The number 1,645,747 can be evenly divided by 1 and 1,645,747, with no remainder.
Since 1,645,747 can be divided by just 1 and 1,645,747, it is not a composite number.