Q: Is 221,428 a Composite Number?
A: Yes, 221,428 is a composite number.
The number 221,428 can be evenly divided by 1 2 4 197 281 394 562 788 1,124 55,357 110,714 and 221,428, with no remainder.
Since 221,428 cannot be divided by just 1 and 221,428, it is a composite number.