Q: Is 311,201,220 a Composite Number?

Why is 311,201,220 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 311,201,220 can be evenly divided by 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 97 110 132 165 194 220 291 330 388 485 582 660 970 1,067 1,164 1,455 1,940 2,134 2,910 3,201 4,268 4,861 5,335 5,820 6,402 9,722 10,670 12,804 14,583 16,005 19,444 21,340 24,305 29,166 32,010 48,610 53,471 58,332 64,020 72,915 97,220 106,942 145,830 160,413 213,884 267,355 291,660 320,826 471,517 534,710 641,652 802,065 943,034 1,069,420 1,414,551 1,604,130 1,886,068 2,357,585 2,829,102 3,208,260 4,715,170 5,186,687 5,658,204 7,072,755 9,430,340 10,373,374 14,145,510 15,560,061 20,746,748 25,933,435 28,291,020 31,120,122 51,866,870 62,240,244 77,800,305 103,733,740 155,600,610 and 311,201,220, with no remainder.

Since 311,201,220 cannot be divided by just 1 and 311,201,220, 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).