Q: Is 3,661,020 a Composite Number?

Why is 3,661,020 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 3,661,020 can be evenly divided by 1 2 3 4 5 6 9 10 11 12 15 18 20 22 30 33 36 43 44 45 55 60 66 86 90 99 110 129 132 165 172 180 198 215 220 258 330 387 396 430 473 495 516 645 660 774 860 946 990 1,290 1,419 1,548 1,849 1,892 1,935 1,980 2,365 2,580 2,838 3,698 3,870 4,257 4,730 5,547 5,676 7,095 7,396 7,740 8,514 9,245 9,460 11,094 14,190 16,641 17,028 18,490 20,339 21,285 22,188 27,735 28,380 33,282 36,980 40,678 42,570 55,470 61,017 66,564 81,356 83,205 85,140 101,695 110,940 122,034 166,410 183,051 203,390 244,068 305,085 332,820 366,102 406,780 610,170 732,204 915,255 1,220,340 1,830,510 and 3,661,020, with no remainder.

Since 3,661,020 cannot be divided by just 1 and 3,661,020, 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).