Q: Is 20,432,790 a Composite Number?

Why is 20,432,790 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 20,432,790 can be evenly divided by 1 2 3 5 6 7 9 10 14 15 18 19 21 27 30 35 38 42 45 54 57 63 70 90 95 105 114 126 133 135 171 189 190 210 266 270 285 315 342 378 399 513 569 570 630 665 798 855 945 1,026 1,138 1,197 1,330 1,707 1,710 1,890 1,995 2,394 2,565 2,845 3,414 3,591 3,983 3,990 5,121 5,130 5,690 5,985 7,182 7,966 8,535 10,242 10,811 11,949 11,970 15,363 17,070 17,955 19,915 21,622 23,898 25,605 30,726 32,433 35,847 35,910 39,830 51,210 54,055 59,745 64,866 71,694 75,677 76,815 97,299 107,541 108,110 119,490 151,354 153,630 162,165 179,235 194,598 215,082 227,031 291,897 324,330 358,470 378,385 454,062 486,495 537,705 583,794 681,093 756,770 972,990 1,075,410 1,135,155 1,362,186 1,459,485 2,043,279 2,270,310 2,918,970 3,405,465 4,086,558 6,810,930 10,216,395 and 20,432,790, with no remainder.

Since 20,432,790 cannot be divided by just 1 and 20,432,790, 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).