Q: Is 978,138 a Composite Number?
A: Yes, 978,138 is a composite number.
The number 978,138 can be evenly divided by 1 2 3 6 7 9 14 18 21 42 49 63 98 126 147 294 441 882 1,109 2,218 3,327 6,654 7,763 9,981 15,526 19,962 23,289 46,578 54,341 69,867 108,682 139,734 163,023 326,046 489,069 and 978,138, with no remainder.
Since 978,138 cannot be divided by just 1 and 978,138, it is a composite number.