Q: Is 13,323,440 a Composite Number?

Why is 13,323,440 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 13,323,440 can be evenly divided by 1 2 4 5 8 10 13 16 20 23 26 40 46 52 65 80 92 104 115 130 184 208 230 260 299 368 460 520 557 598 920 1,040 1,114 1,196 1,495 1,840 2,228 2,392 2,785 2,990 4,456 4,784 5,570 5,980 7,241 8,912 11,140 11,960 12,811 14,482 22,280 23,920 25,622 28,964 36,205 44,560 51,244 57,928 64,055 72,410 102,488 115,856 128,110 144,820 166,543 204,976 256,220 289,640 333,086 512,440 579,280 666,172 832,715 1,024,880 1,332,344 1,665,430 2,664,688 3,330,860 6,661,720 and 13,323,440, with no remainder.

Since 13,323,440 cannot be divided by just 1 and 13,323,440, 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).