Q: Is 3,021,720 a Composite Number?

Why is 3,021,720 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 3,021,720 can be evenly divided by 1 2 3 4 5 6 8 10 12 13 15 20 24 26 30 39 40 52 60 65 78 104 120 130 149 156 169 195 260 298 312 338 390 447 507 520 596 676 745 780 845 894 1,014 1,192 1,352 1,490 1,560 1,690 1,788 1,937 2,028 2,235 2,535 2,980 3,380 3,576 3,874 4,056 4,470 5,070 5,811 5,960 6,760 7,748 8,940 9,685 10,140 11,622 15,496 17,880 19,370 20,280 23,244 25,181 29,055 38,740 46,488 50,362 58,110 75,543 77,480 100,724 116,220 125,905 151,086 201,448 232,440 251,810 302,172 377,715 503,620 604,344 755,430 1,007,240 1,510,860 and 3,021,720, with no remainder.

Since 3,021,720 cannot be divided by just 1 and 3,021,720, 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).