Q: Is 400,720 a Composite Number?
A: Yes, 400,720 is a composite number.
The number 400,720 can be evenly divided by 1 2 4 5 8 10 16 20 40 80 5,009 10,018 20,036 25,045 40,072 50,090 80,144 100,180 200,360 and 400,720, with no remainder.
Since 400,720 cannot be divided by just 1 and 400,720, it is a composite number.