Q: Is 145,805 a Composite Number?
A: Yes, 145,805 is a composite number.
The number 145,805 can be evenly divided by 1 5 11 55 121 241 605 1,205 2,651 13,255 29,161 and 145,805, with no remainder.
Since 145,805 cannot be divided by just 1 and 145,805, it is a composite number.