Q: Is 8,658,780 a Composite Number?

Why is 8,658,780 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 8,658,780 can be evenly divided by 1 2 3 4 5 6 10 12 13 15 17 20 26 30 34 39 51 52 60 65 68 78 85 102 130 156 170 195 204 221 255 260 340 390 442 510 653 663 780 884 1,020 1,105 1,306 1,326 1,959 2,210 2,612 2,652 3,265 3,315 3,918 4,420 6,530 6,630 7,836 8,489 9,795 11,101 13,060 13,260 16,978 19,590 22,202 25,467 33,303 33,956 39,180 42,445 44,404 50,934 55,505 66,606 84,890 101,868 111,010 127,335 133,212 144,313 166,515 169,780 222,020 254,670 288,626 333,030 432,939 509,340 577,252 666,060 721,565 865,878 1,443,130 1,731,756 2,164,695 2,886,260 4,329,390 and 8,658,780, with no remainder.

Since 8,658,780 cannot be divided by just 1 and 8,658,780, 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).