Q: Is 1,715,490 a Composite Number?

Why is 1,715,490 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 1,715,490 can be evenly divided by 1 2 3 5 6 7 9 10 14 15 18 21 30 35 42 45 49 63 70 90 98 105 126 147 210 245 294 315 389 441 490 630 735 778 882 1,167 1,470 1,945 2,205 2,334 2,723 3,501 3,890 4,410 5,446 5,835 7,002 8,169 11,670 13,615 16,338 17,505 19,061 24,507 27,230 35,010 38,122 40,845 49,014 57,183 81,690 95,305 114,366 122,535 171,549 190,610 245,070 285,915 343,098 571,830 857,745 and 1,715,490, with no remainder.

Since 1,715,490 cannot be divided by just 1 and 1,715,490, 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).