Q: Is 642,542,010 a Composite Number?

Why is 642,542,010 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 642,542,010 can be evenly divided by 1 2 3 5 6 10 11 15 22 30 33 55 66 83 110 165 166 249 330 415 498 830 913 1,245 1,826 2,490 2,739 4,565 5,478 9,130 13,695 23,459 27,390 46,918 70,377 117,295 140,754 234,590 258,049 351,885 516,098 703,770 774,147 1,290,245 1,548,294 1,947,097 2,580,490 3,870,735 3,894,194 5,841,291 7,741,470 9,735,485 11,682,582 19,470,970 21,418,067 29,206,455 42,836,134 58,412,910 64,254,201 107,090,335 128,508,402 214,180,670 321,271,005 and 642,542,010, with no remainder.

Since 642,542,010 cannot be divided by just 1 and 642,542,010, 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).