Q: Is 642,990 a Composite Number?
A: Yes, 642,990 is a composite number.
The number 642,990 can be evenly divided by 1 2 3 5 6 10 15 30 21,433 42,866 64,299 107,165 128,598 214,330 321,495 and 642,990, with no remainder.
Since 642,990 cannot be divided by just 1 and 642,990, it is a composite number.