Q: Is 3,605,550 a Composite Number?

Why is 3,605,550 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 3,605,550 can be evenly divided by 1 2 3 5 6 10 13 15 25 26 30 39 43 50 65 75 78 86 129 130 150 195 215 258 325 390 430 559 645 650 975 1,075 1,118 1,290 1,677 1,849 1,950 2,150 2,795 3,225 3,354 3,698 5,547 5,590 6,450 8,385 9,245 11,094 13,975 16,770 18,490 24,037 27,735 27,950 41,925 46,225 48,074 55,470 72,111 83,850 92,450 120,185 138,675 144,222 240,370 277,350 360,555 600,925 721,110 1,201,850 1,802,775 and 3,605,550, with no remainder.

Since 3,605,550 cannot be divided by just 1 and 3,605,550, 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).