Q: Is 12,663,420 a Composite Number?

Why is 12,663,420 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 12,663,420 can be evenly divided by 1 2 3 4 5 6 7 10 11 12 14 15 20 21 22 28 30 33 35 42 44 55 60 66 70 77 84 105 110 132 140 154 165 210 220 231 308 330 385 420 462 660 770 924 1,155 1,540 2,310 2,741 4,620 5,482 8,223 10,964 13,705 16,446 19,187 27,410 30,151 32,892 38,374 41,115 54,820 57,561 60,302 76,748 82,230 90,453 95,935 115,122 120,604 150,755 164,460 180,906 191,870 211,057 230,244 287,805 301,510 361,812 383,740 422,114 452,265 575,610 603,020 633,171 844,228 904,530 1,055,285 1,151,220 1,266,342 1,809,060 2,110,570 2,532,684 3,165,855 4,221,140 6,331,710 and 12,663,420, with no remainder.

Since 12,663,420 cannot be divided by just 1 and 12,663,420, 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).