Q: Is 28,701,720 a Composite Number?

Why is 28,701,720 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 28,701,720 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 61 72 90 120 122 180 183 244 305 360 366 488 549 610 732 915 1,098 1,220 1,307 1,464 1,830 2,196 2,440 2,614 2,745 3,660 3,921 4,392 5,228 5,490 6,535 7,320 7,842 10,456 10,980 11,763 13,070 15,684 19,605 21,960 23,526 26,140 31,368 39,210 47,052 52,280 58,815 78,420 79,727 94,104 117,630 156,840 159,454 235,260 239,181 318,908 398,635 470,520 478,362 637,816 717,543 797,270 956,724 1,195,905 1,435,086 1,594,540 1,913,448 2,391,810 2,870,172 3,189,080 3,587,715 4,783,620 5,740,344 7,175,430 9,567,240 14,350,860 and 28,701,720, with no remainder.

Since 28,701,720 cannot be divided by just 1 and 28,701,720, 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).