Q: Is 122,221,220 a Composite Number?

 A: Yes, 122,221,220 is a composite number.

Why is 122,221,220 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 122,221,220 can be evenly divided by 1 2 4 5 10 11 20 22 31 44 55 62 110 124 155 220 310 341 620 682 1,364 1,705 3,410 6,820 17,921 35,842 71,684 89,605 179,210 197,131 358,420 394,262 555,551 788,524 985,655 1,111,102 1,971,310 2,222,204 2,777,755 3,942,620 5,555,510 6,111,061 11,111,020 12,222,122 24,444,244 30,555,305 61,110,610 and 122,221,220, with no remainder.

Since 122,221,220 cannot be divided by just 1 and 122,221,220, it is a composite number.


More Examples

Number 122,221,218122,221,219122,221,221122,221,222
Composite? yesyesyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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