Q: Is 671,985 a Composite Number?
A: Yes, 671,985 is a composite number.
The number 671,985 can be evenly divided by 1 3 5 9 15 45 109 137 327 411 545 685 981 1,233 1,635 2,055 4,905 6,165 14,933 44,799 74,665 134,397 223,995 and 671,985, with no remainder.
Since 671,985 cannot be divided by just 1 and 671,985, it is a composite number.