Q: Is 25,207,413 a Composite Number?

Why is 25,207,413 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 25,207,413 can be evenly divided by 1 3 7 11 17 21 33 49 51 77 119 131 147 187 231 343 357 393 539 561 833 917 1,029 1,309 1,441 1,617 2,227 2,499 2,751 3,773 3,927 4,323 5,831 6,419 6,681 9,163 10,087 11,319 15,589 17,493 19,257 24,497 27,489 30,261 44,933 46,767 64,141 70,609 73,491 109,123 134,799 171,479 192,423 211,827 327,369 494,263 514,437 763,861 1,200,353 1,482,789 2,291,583 3,601,059 8,402,471 and 25,207,413, with no remainder.

Since 25,207,413 cannot be divided by just 1 and 25,207,413, 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).