Q: Is 2,455,344 a Composite Number?

Why is 2,455,344 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 2,455,344 can be evenly divided by 1 2 3 4 6 8 9 12 16 17 18 24 34 36 48 51 59 68 72 102 118 136 144 153 177 204 236 272 289 306 354 408 472 531 578 612 708 816 867 944 1,003 1,062 1,156 1,224 1,416 1,734 2,006 2,124 2,312 2,448 2,601 2,832 3,009 3,468 4,012 4,248 4,624 5,202 6,018 6,936 8,024 8,496 9,027 10,404 12,036 13,872 16,048 17,051 18,054 20,808 24,072 34,102 36,108 41,616 48,144 51,153 68,204 72,216 102,306 136,408 144,432 153,459 204,612 272,816 306,918 409,224 613,836 818,448 1,227,672 and 2,455,344, with no remainder.

Since 2,455,344 cannot be divided by just 1 and 2,455,344, 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).