Q: Is 6,919,731 a Composite Number?

Why is 6,919,731 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 6,919,731 can be evenly divided by 1 3 7 9 13 17 21 39 49 51 63 71 91 117 119 147 153 213 221 273 357 441 497 637 639 663 819 833 923 1,071 1,207 1,491 1,547 1,911 1,989 2,499 2,769 3,479 3,621 4,473 4,641 5,733 6,461 7,497 8,307 8,449 10,437 10,829 10,863 13,923 15,691 19,383 25,347 31,311 32,487 45,227 47,073 58,149 59,143 76,041 97,461 109,837 135,681 141,219 177,429 329,511 407,043 532,287 768,859 988,533 2,306,577 and 6,919,731, with no remainder.

Since 6,919,731 cannot be divided by just 1 and 6,919,731, 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).