Q: Is 561,661 a Composite Number?
A: Yes, 561,661 is a composite number.
The number 561,661 can be evenly divided by 1 67 83 101 5,561 6,767 8,383 and 561,661, with no remainder.
Since 561,661 cannot be divided by just 1 and 561,661, it is a composite number.