Q: Is 139,780 a Composite Number?
A: Yes, 139,780 is a composite number.
The number 139,780 can be evenly divided by 1 2 4 5 10 20 29 58 116 145 241 290 482 580 964 1,205 2,410 4,820 6,989 13,978 27,956 34,945 69,890 and 139,780, with no remainder.
Since 139,780 cannot be divided by just 1 and 139,780, it is a composite number.