Q: Is 1,213,872 a Composite Number?

Why is 1,213,872 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 1,213,872 can be evenly divided by 1 2 3 4 6 8 11 12 16 19 22 24 33 38 44 48 57 66 76 88 114 121 132 152 176 209 228 242 264 304 363 418 456 484 528 627 726 836 912 968 1,254 1,331 1,452 1,672 1,936 2,299 2,508 2,662 2,904 3,344 3,993 4,598 5,016 5,324 5,808 6,897 7,986 9,196 10,032 10,648 13,794 15,972 18,392 21,296 25,289 27,588 31,944 36,784 50,578 55,176 63,888 75,867 101,156 110,352 151,734 202,312 303,468 404,624 606,936 and 1,213,872, with no remainder.

Since 1,213,872 cannot be divided by just 1 and 1,213,872, 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).