Q: Is 143,991 a Composite Number?
A: Yes, 143,991 is a composite number.
The number 143,991 can be evenly divided by 1 3 9 27 5,333 15,999 47,997 and 143,991, with no remainder.
Since 143,991 cannot be divided by just 1 and 143,991, it is a composite number.