Q: Is 40,572,720 a Composite Number?

Why is 40,572,720 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 40,572,720 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 37 40 45 48 60 72 74 80 90 111 120 144 148 180 185 222 240 296 333 360 370 444 555 592 666 720 740 888 1,110 1,332 1,480 1,523 1,665 1,776 2,220 2,664 2,960 3,046 3,330 4,440 4,569 5,328 6,092 6,660 7,615 8,880 9,138 12,184 13,320 13,707 15,230 18,276 22,845 24,368 26,640 27,414 30,460 36,552 45,690 54,828 56,351 60,920 68,535 73,104 91,380 109,656 112,702 121,840 137,070 169,053 182,760 219,312 225,404 274,140 281,755 338,106 365,520 450,808 507,159 548,280 563,510 676,212 845,265 901,616 1,014,318 1,096,560 1,127,020 1,352,424 1,690,530 2,028,636 2,254,040 2,535,795 2,704,848 3,381,060 4,057,272 4,508,080 5,071,590 6,762,120 8,114,544 10,143,180 13,524,240 20,286,360 and 40,572,720, with no remainder.

Since 40,572,720 cannot be divided by just 1 and 40,572,720, 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).