Q: Is 138,870 a Composite Number?
A: Yes, 138,870 is a composite number.
The number 138,870 can be evenly divided by 1 2 3 5 6 9 10 15 18 30 45 90 1,543 3,086 4,629 7,715 9,258 13,887 15,430 23,145 27,774 46,290 69,435 and 138,870, with no remainder.
Since 138,870 cannot be divided by just 1 and 138,870, it is a composite number.