Q: Is 72,230,730 a Composite Number?

Why is 72,230,730 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 72,230,730 can be evenly divided by 1 2 3 5 6 10 11 13 15 22 26 30 33 39 55 65 66 78 110 113 130 143 149 165 195 226 286 298 330 339 390 429 447 565 678 715 745 858 894 1,130 1,243 1,430 1,469 1,490 1,639 1,695 1,937 2,145 2,235 2,486 2,938 3,278 3,390 3,729 3,874 4,290 4,407 4,470 4,917 5,811 6,215 7,345 7,458 8,195 8,814 9,685 9,834 11,622 12,430 14,690 16,159 16,390 16,837 18,645 19,370 21,307 22,035 24,585 29,055 32,318 33,674 37,290 42,614 44,070 48,477 49,170 50,511 58,110 63,921 80,795 84,185 96,954 101,022 106,535 127,842 161,590 168,370 185,207 213,070 218,881 242,385 252,555 319,605 370,414 437,762 484,770 505,110 555,621 639,210 656,643 926,035 1,094,405 1,111,242 1,313,286 1,852,070 2,188,810 2,407,691 2,778,105 3,283,215 4,815,382 5,556,210 6,566,430 7,223,073 12,038,455 14,446,146 24,076,910 36,115,365 and 72,230,730, with no remainder.

Since 72,230,730 cannot be divided by just 1 and 72,230,730, 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).