Q: Is 21,972 a Composite Number?
A: Yes, 21,972 is a composite number.
The number 21,972 can be evenly divided by 1 2 3 4 6 12 1,831 3,662 5,493 7,324 10,986 and 21,972, with no remainder.
Since 21,972 cannot be divided by just 1 and 21,972, it is a composite number.