Q: Is 345,645 a Composite Number?
A: Yes, 345,645 is a composite number.
The number 345,645 can be evenly divided by 1 3 5 9 15 45 7,681 23,043 38,405 69,129 115,215 and 345,645, with no remainder.
Since 345,645 cannot be divided by just 1 and 345,645, it is a composite number.