Q: Is 21,024,850 a Composite Number?

Why is 21,024,850 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 21,024,850 can be evenly divided by 1 2 5 7 10 11 14 22 25 35 43 50 55 70 77 86 110 127 154 175 215 254 275 301 350 385 430 473 550 602 635 770 889 946 1,075 1,270 1,397 1,505 1,778 1,925 2,150 2,365 2,794 3,010 3,175 3,311 3,850 4,445 4,730 5,461 6,350 6,622 6,985 7,525 8,890 9,779 10,922 11,825 13,970 15,050 16,555 19,558 22,225 23,650 27,305 33,110 34,925 38,227 44,450 48,895 54,610 60,071 69,850 76,454 82,775 97,790 120,142 136,525 165,550 191,135 244,475 273,050 300,355 382,270 420,497 488,950 600,710 840,994 955,675 1,501,775 1,911,350 2,102,485 3,003,550 4,204,970 10,512,425 and 21,024,850, with no remainder.

Since 21,024,850 cannot be divided by just 1 and 21,024,850, 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).