Q: Is 42,415,220 a Composite Number?

Why is 42,415,220 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 42,415,220 can be evenly divided by 1 2 4 5 10 19 20 23 38 46 76 92 95 115 190 211 230 380 422 437 460 529 844 874 1,055 1,058 1,748 2,110 2,116 2,185 2,645 4,009 4,220 4,370 4,853 5,290 8,018 8,740 9,706 10,051 10,580 16,036 19,412 20,045 20,102 24,265 40,090 40,204 48,530 50,255 80,180 92,207 97,060 100,510 111,619 184,414 201,020 223,238 368,828 446,476 461,035 558,095 922,070 1,116,190 1,844,140 2,120,761 2,232,380 4,241,522 8,483,044 10,603,805 21,207,610 and 42,415,220, with no remainder.

Since 42,415,220 cannot be divided by just 1 and 42,415,220, 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).