Q: Is 20,100,120 a Composite Number?

Why is 20,100,120 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 20,100,120 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 17 20 24 30 34 40 51 59 60 68 85 102 118 120 136 167 170 177 204 236 255 295 334 340 354 408 472 501 510 590 668 680 708 835 885 1,002 1,003 1,020 1,180 1,336 1,416 1,670 1,770 2,004 2,006 2,040 2,360 2,505 2,839 3,009 3,340 3,540 4,008 4,012 5,010 5,015 5,678 6,018 6,680 7,080 8,024 8,517 9,853 10,020 10,030 11,356 12,036 14,195 15,045 17,034 19,706 20,040 20,060 22,712 24,072 28,390 29,559 30,090 34,068 39,412 40,120 42,585 49,265 56,780 59,118 60,180 68,136 78,824 85,170 98,530 113,560 118,236 120,360 147,795 167,501 170,340 197,060 236,472 295,590 335,002 340,680 394,120 502,503 591,180 670,004 837,505 1,005,006 1,182,360 1,340,008 1,675,010 2,010,012 2,512,515 3,350,020 4,020,024 5,025,030 6,700,040 10,050,060 and 20,100,120, with no remainder.

Since 20,100,120 cannot be divided by just 1 and 20,100,120, 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).