Q: Is 2,637,720 a Composite Number?

Why is 2,637,720 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 2,637,720 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 17 18 20 24 30 34 36 40 45 51 60 68 72 85 90 102 120 136 153 170 180 204 255 306 340 360 408 431 510 612 680 765 862 1,020 1,224 1,293 1,530 1,724 2,040 2,155 2,586 3,060 3,448 3,879 4,310 5,172 6,120 6,465 7,327 7,758 8,620 10,344 12,930 14,654 15,516 17,240 19,395 21,981 25,860 29,308 31,032 36,635 38,790 43,962 51,720 58,616 65,943 73,270 77,580 87,924 109,905 131,886 146,540 155,160 175,848 219,810 263,772 293,080 329,715 439,620 527,544 659,430 879,240 1,318,860 and 2,637,720, with no remainder.

Since 2,637,720 cannot be divided by just 1 and 2,637,720, 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).