Q: Is 1,268,820 a Composite Number?

Why is 1,268,820 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 1,268,820 can be evenly divided by 1 2 3 4 5 6 7 9 10 12 14 15 18 19 20 21 28 30 35 36 38 42 45 53 57 60 63 70 76 84 90 95 105 106 114 126 133 140 159 171 180 190 210 212 228 252 265 266 285 315 318 342 371 380 399 420 477 530 532 570 630 636 665 684 742 795 798 855 954 1,007 1,060 1,113 1,140 1,197 1,260 1,330 1,484 1,590 1,596 1,710 1,855 1,908 1,995 2,014 2,226 2,385 2,394 2,660 3,021 3,180 3,339 3,420 3,710 3,990 4,028 4,452 4,770 4,788 5,035 5,565 5,985 6,042 6,678 7,049 7,420 7,980 9,063 9,540 10,070 11,130 11,970 12,084 13,356 14,098 15,105 16,695 18,126 20,140 21,147 22,260 23,940 28,196 30,210 33,390 35,245 36,252 42,294 45,315 60,420 63,441 66,780 70,490 84,588 90,630 105,735 126,882 140,980 181,260 211,470 253,764 317,205 422,940 634,410 and 1,268,820, with no remainder.

Since 1,268,820 cannot be divided by just 1 and 1,268,820, 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).