Q: Is 449,820 a Composite Number?

Why is 449,820 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 449,820 can be evenly divided by 1 2 3 4 5 6 7 9 10 12 14 15 17 18 20 21 27 28 30 34 35 36 42 45 49 51 54 60 63 68 70 84 85 90 98 102 105 108 119 126 135 140 147 153 170 180 189 196 204 210 238 245 252 255 270 294 306 315 340 357 378 420 441 459 476 490 510 540 588 595 612 630 714 735 756 765 833 882 918 945 980 1,020 1,071 1,190 1,260 1,323 1,428 1,470 1,530 1,666 1,764 1,785 1,836 1,890 2,142 2,205 2,295 2,380 2,499 2,646 2,940 3,060 3,213 3,332 3,570 3,780 4,165 4,284 4,410 4,590 4,998 5,292 5,355 6,426 6,615 7,140 7,497 8,330 8,820 9,180 9,996 10,710 12,495 12,852 13,230 14,994 16,065 16,660 21,420 22,491 24,990 26,460 29,988 32,130 37,485 44,982 49,980 64,260 74,970 89,964 112,455 149,940 224,910 and 449,820, with no remainder.

Since 449,820 cannot be divided by just 1 and 449,820, 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).