Q: Is 3,214,640 a Composite Number?

Why is 3,214,640 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 3,214,640 can be evenly divided by 1 2 4 5 8 10 11 13 16 20 22 26 40 44 52 55 65 80 88 104 110 130 143 176 208 220 260 281 286 440 520 562 572 715 880 1,040 1,124 1,144 1,405 1,430 2,248 2,288 2,810 2,860 3,091 3,653 4,496 5,620 5,720 6,182 7,306 11,240 11,440 12,364 14,612 15,455 18,265 22,480 24,728 29,224 30,910 36,530 40,183 49,456 58,448 61,820 73,060 80,366 123,640 146,120 160,732 200,915 247,280 292,240 321,464 401,830 642,928 803,660 1,607,320 and 3,214,640, with no remainder.

Since 3,214,640 cannot be divided by just 1 and 3,214,640, 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).