Q: Is 21,864 a Composite Number?
A: Yes, 21,864 is a composite number.
The number 21,864 can be evenly divided by 1 2 3 4 6 8 12 24 911 1,822 2,733 3,644 5,466 7,288 10,932 and 21,864, with no remainder.
Since 21,864 cannot be divided by just 1 and 21,864, it is a composite number.