Q: Is 1,449,420 a Composite Number?

Why is 1,449,420 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 1,449,420 can be evenly divided by 1 2 3 4 5 6 7 10 12 14 15 17 20 21 28 29 30 34 35 42 49 51 58 60 68 70 84 85 87 98 102 105 116 119 140 145 147 170 174 196 203 204 210 238 245 255 290 294 340 348 357 406 420 435 476 490 493 510 580 588 595 609 714 735 812 833 870 980 986 1,015 1,020 1,190 1,218 1,421 1,428 1,470 1,479 1,666 1,740 1,785 1,972 2,030 2,380 2,436 2,465 2,499 2,842 2,940 2,958 3,045 3,332 3,451 3,570 4,060 4,165 4,263 4,930 4,998 5,684 5,916 6,090 6,902 7,105 7,140 7,395 8,330 8,526 9,860 9,996 10,353 12,180 12,495 13,804 14,210 14,790 16,660 17,052 17,255 20,706 21,315 24,157 24,990 28,420 29,580 34,510 41,412 42,630 48,314 49,980 51,765 69,020 72,471 85,260 96,628 103,530 120,785 144,942 207,060 241,570 289,884 362,355 483,140 724,710 and 1,449,420, with no remainder.

Since 1,449,420 cannot be divided by just 1 and 1,449,420, 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).