Q: Is 6,345 a Composite Number?
A: Yes, 6,345 is a composite number.
The number 6,345 can be evenly divided by 1 3 5 9 15 27 45 47 135 141 235 423 705 1,269 2,115 and 6,345, with no remainder.
Since 6,345 cannot be divided by just 1 and 6,345, it is a composite number.