Q: Is 22,022,220 a Composite Number?

Why is 22,022,220 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 22,022,220 can be evenly divided by 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 61 66 110 122 132 165 183 220 244 305 330 366 547 610 660 671 732 915 1,094 1,220 1,342 1,641 1,830 2,013 2,188 2,684 2,735 3,282 3,355 3,660 4,026 5,470 6,017 6,564 6,710 8,052 8,205 10,065 10,940 12,034 13,420 16,410 18,051 20,130 24,068 30,085 32,820 33,367 36,102 40,260 60,170 66,734 72,204 90,255 100,101 120,340 133,468 166,835 180,510 200,202 333,670 361,020 367,037 400,404 500,505 667,340 734,074 1,001,010 1,101,111 1,468,148 1,835,185 2,002,020 2,202,222 3,670,370 4,404,444 5,505,555 7,340,740 11,011,110 and 22,022,220, with no remainder.

Since 22,022,220 cannot be divided by just 1 and 22,022,220, 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).