Q: Is 1,228,080 a Composite Number?

Why is 1,228,080 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 1,228,080 can be evenly divided by 1 2 3 4 5 6 7 8 10 12 14 15 16 17 20 21 24 28 30 34 35 40 42 43 48 51 56 60 68 70 80 84 85 86 102 105 112 119 120 129 136 140 168 170 172 204 210 215 238 240 255 258 272 280 301 336 340 344 357 408 420 430 476 510 516 560 595 602 645 680 688 714 731 816 840 860 903 952 1,020 1,032 1,190 1,204 1,290 1,360 1,428 1,462 1,505 1,680 1,720 1,785 1,806 1,904 2,040 2,064 2,193 2,380 2,408 2,580 2,856 2,924 3,010 3,440 3,570 3,612 3,655 4,080 4,386 4,515 4,760 4,816 5,117 5,160 5,712 5,848 6,020 7,140 7,224 7,310 8,772 9,030 9,520 10,234 10,320 10,965 11,696 12,040 14,280 14,448 14,620 15,351 17,544 18,060 20,468 21,930 24,080 25,585 28,560 29,240 30,702 35,088 36,120 40,936 43,860 51,170 58,480 61,404 72,240 76,755 81,872 87,720 102,340 122,808 153,510 175,440 204,680 245,616 307,020 409,360 614,040 and 1,228,080, with no remainder.

Since 1,228,080 cannot be divided by just 1 and 1,228,080, 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).