Q: Is 221,100 a Composite Number?

Why is 221,100 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 221,100 can be evenly divided by 1 2 3 4 5 6 10 11 12 15 20 22 25 30 33 44 50 55 60 66 67 75 100 110 132 134 150 165 201 220 268 275 300 330 335 402 550 660 670 737 804 825 1,005 1,100 1,340 1,474 1,650 1,675 2,010 2,211 2,948 3,300 3,350 3,685 4,020 4,422 5,025 6,700 7,370 8,844 10,050 11,055 14,740 18,425 20,100 22,110 36,850 44,220 55,275 73,700 110,550 and 221,100, with no remainder.

Since 221,100 cannot be divided by just 1 and 221,100, it is a composite number.

More Examples

• All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).