Q: Is 421,201,242 a Composite Number?

Why is 421,201,242 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 421,201,242 can be evenly divided by 1 2 3 6 7 9 11 14 18 21 22 27 33 42 54 63 66 77 99 121 126 154 189 198 231 242 297 363 378 462 594 693 726 847 1,089 1,386 1,694 2,079 2,178 2,541 3,267 4,158 5,082 6,534 7,623 9,209 15,246 18,418 22,869 27,627 45,738 55,254 64,463 82,881 101,299 128,926 165,762 193,389 202,598 248,643 303,897 386,778 497,286 580,167 607,794 709,093 911,691 1,114,289 1,160,334 1,418,186 1,740,501 1,823,382 2,127,279 2,228,578 2,735,073 3,342,867 3,481,002 4,254,558 5,470,146 6,381,837 6,685,734 7,800,023 10,028,601 12,763,674 15,600,046 19,145,511 20,057,202 23,400,069 30,085,803 38,291,022 46,800,138 60,171,606 70,200,207 140,400,414 210,600,621 and 421,201,242, with no remainder.

Since 421,201,242 cannot be divided by just 1 and 421,201,242, 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).