Q: Is 1,143,660 a Composite Number?

Why is 1,143,660 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 1,143,660 can be evenly divided by 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 49 60 70 84 98 105 140 147 196 210 245 294 389 420 490 588 735 778 980 1,167 1,470 1,556 1,945 2,334 2,723 2,940 3,890 4,668 5,446 5,835 7,780 8,169 10,892 11,670 13,615 16,338 19,061 23,340 27,230 32,676 38,122 40,845 54,460 57,183 76,244 81,690 95,305 114,366 163,380 190,610 228,732 285,915 381,220 571,830 and 1,143,660, with no remainder.

Since 1,143,660 cannot be divided by just 1 and 1,143,660, 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).