Q: Is 42,543 a Composite Number?
A: Yes, 42,543 is a composite number.
The number 42,543 can be evenly divided by 1 3 9 29 87 163 261 489 1,467 4,727 14,181 and 42,543, with no remainder.
Since 42,543 cannot be divided by just 1 and 42,543, it is a composite number.