Q: Is 17,115,720 a Composite Number?

Why is 17,115,720 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 17,115,720 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 24 30 31 40 43 60 62 86 93 107 120 124 129 155 172 186 214 215 248 258 310 321 344 372 428 430 465 516 535 620 642 645 744 856 860 930 1,032 1,070 1,240 1,284 1,290 1,333 1,605 1,720 1,860 2,140 2,568 2,580 2,666 3,210 3,317 3,720 3,999 4,280 4,601 5,160 5,332 6,420 6,634 6,665 7,998 9,202 9,951 10,664 12,840 13,268 13,330 13,803 15,996 16,585 18,404 19,902 19,995 23,005 26,536 26,660 27,606 31,992 33,170 36,808 39,804 39,990 46,010 49,755 53,320 55,212 66,340 69,015 79,608 79,980 92,020 99,510 110,424 132,680 138,030 142,631 159,960 184,040 199,020 276,060 285,262 398,040 427,893 552,120 570,524 713,155 855,786 1,141,048 1,426,310 1,711,572 2,139,465 2,852,620 3,423,144 4,278,930 5,705,240 8,557,860 and 17,115,720, with no remainder.

Since 17,115,720 cannot be divided by just 1 and 17,115,720, 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).