Q: Is 19,442,940 a Composite Number?

Why is 19,442,940 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 19,442,940 can be evenly divided by 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 89 110 132 165 178 220 267 330 331 356 445 534 660 662 890 979 993 1,068 1,324 1,335 1,655 1,780 1,958 1,986 2,670 2,937 3,310 3,641 3,916 3,972 4,895 4,965 5,340 5,874 6,620 7,282 9,790 9,930 10,923 11,748 14,564 14,685 18,205 19,580 19,860 21,846 29,370 29,459 36,410 43,692 54,615 58,740 58,918 72,820 88,377 109,230 117,836 147,295 176,754 218,460 294,590 324,049 353,508 441,885 589,180 648,098 883,770 972,147 1,296,196 1,620,245 1,767,540 1,944,294 3,240,490 3,888,588 4,860,735 6,480,980 9,721,470 and 19,442,940, with no remainder.

Since 19,442,940 cannot be divided by just 1 and 19,442,940, 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).