Q: Is 721,031,850 a Composite Number?

Why is 721,031,850 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 721,031,850 can be evenly divided by 1 2 3 5 6 7 9 10 11 14 15 18 21 22 25 30 33 35 42 45 50 55 63 66 70 75 77 90 99 105 110 126 150 154 165 175 198 210 225 231 275 315 330 350 385 450 462 495 525 550 630 693 770 825 990 1,050 1,155 1,386 1,575 1,650 1,925 2,310 2,475 3,150 3,465 3,850 4,950 5,775 6,930 11,550 17,325 20,809 34,650 41,618 62,427 104,045 124,854 145,663 187,281 208,090 228,899 291,326 312,135 374,562 436,989 457,798 520,225 624,270 686,697 728,315 873,978 936,405 1,040,450 1,144,495 1,310,967 1,373,394 1,456,630 1,560,675 1,602,293 1,872,810 2,060,091 2,184,945 2,288,990 2,621,934 3,121,350 3,204,586 3,433,485 3,641,575 4,120,182 4,369,890 4,682,025 4,806,879 5,722,475 6,554,835 6,866,970 7,283,150 8,011,465 9,364,050 9,613,758 10,300,455 10,924,725 11,444,950 13,109,670 14,420,637 16,022,930 17,167,425 20,600,910 21,849,450 24,034,395 28,841,274 32,774,175 34,334,850 40,057,325 48,068,790 51,502,275 65,548,350 72,103,185 80,114,650 103,004,550 120,171,975 144,206,370 240,343,950 360,515,925 and 721,031,850, with no remainder.

Since 721,031,850 cannot be divided by just 1 and 721,031,850, 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).