Q: Is 138,681 a Composite Number?
A: Yes, 138,681 is a composite number.
The number 138,681 can be evenly divided by 1 3 9 19 57 171 811 2,433 7,299 15,409 46,227 and 138,681, with no remainder.
Since 138,681 cannot be divided by just 1 and 138,681, it is a composite number.