Q: Is 12,978 a Composite Number?
A: Yes, 12,978 is a composite number.
The number 12,978 can be evenly divided by 1 2 3 6 7 9 14 18 21 42 63 103 126 206 309 618 721 927 1,442 1,854 2,163 4,326 6,489 and 12,978, with no remainder.
Since 12,978 cannot be divided by just 1 and 12,978, it is a composite number.