Q: Is 728,380 a Composite Number?
A: Yes, 728,380 is a composite number.
The number 728,380 can be evenly divided by 1 2 4 5 10 20 79 158 316 395 461 790 922 1,580 1,844 2,305 4,610 9,220 36,419 72,838 145,676 182,095 364,190 and 728,380, with no remainder.
Since 728,380 cannot be divided by just 1 and 728,380, it is a composite number.