Q: Is 3,216,240 a Composite Number?

Why is 3,216,240 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 3,216,240 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 36 40 45 48 54 60 72 80 90 108 120 135 144 180 216 240 270 360 432 540 720 1,080 1,489 2,160 2,978 4,467 5,956 7,445 8,934 11,912 13,401 14,890 17,868 22,335 23,824 26,802 29,780 35,736 40,203 44,670 53,604 59,560 67,005 71,472 80,406 89,340 107,208 119,120 134,010 160,812 178,680 201,015 214,416 268,020 321,624 357,360 402,030 536,040 643,248 804,060 1,072,080 1,608,120 and 3,216,240, with no remainder.

Since 3,216,240 cannot be divided by just 1 and 3,216,240, 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).