Q: Is 20,745 a Composite Number?
A: Yes, 20,745 is a composite number.
The number 20,745 can be evenly divided by 1 3 5 9 15 45 461 1,383 2,305 4,149 6,915 and 20,745, with no remainder.
Since 20,745 cannot be divided by just 1 and 20,745, it is a composite number.