Q: Is 800,280 a Composite Number?

Why is 800,280 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 800,280 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 13 15 18 19 20 24 26 27 30 36 38 39 40 45 52 54 57 60 65 72 76 78 81 90 95 104 108 114 117 120 130 135 152 156 162 171 180 190 195 216 228 234 247 260 270 285 312 324 342 351 360 380 390 405 456 468 494 513 520 540 570 585 648 684 702 741 760 780 810 855 936 988 1,026 1,053 1,080 1,140 1,170 1,235 1,368 1,404 1,482 1,539 1,560 1,620 1,710 1,755 1,976 2,052 2,106 2,223 2,280 2,340 2,470 2,565 2,808 2,964 3,078 3,240 3,420 3,510 3,705 4,104 4,212 4,446 4,680 4,940 5,130 5,265 5,928 6,156 6,669 6,840 7,020 7,410 7,695 8,424 8,892 9,880 10,260 10,530 11,115 12,312 13,338 14,040 14,820 15,390 17,784 20,007 20,520 21,060 22,230 26,676 29,640 30,780 33,345 40,014 42,120 44,460 53,352 61,560 66,690 80,028 88,920 100,035 133,380 160,056 200,070 266,760 400,140 and 800,280, with no remainder.

Since 800,280 cannot be divided by just 1 and 800,280, 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).