Q: Is 1,219,512 a Composite Number?

Why is 1,219,512 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 1,219,512 can be evenly divided by 1 2 3 4 6 7 8 12 14 17 21 24 28 34 42 49 51 56 61 68 84 98 102 119 122 136 147 168 183 196 204 238 244 294 357 366 392 408 427 476 488 588 714 732 833 854 952 1,037 1,176 1,281 1,428 1,464 1,666 1,708 2,074 2,499 2,562 2,856 2,989 3,111 3,332 3,416 4,148 4,998 5,124 5,978 6,222 6,664 7,259 8,296 8,967 9,996 10,248 11,956 12,444 14,518 17,934 19,992 21,777 23,912 24,888 29,036 35,868 43,554 50,813 58,072 71,736 87,108 101,626 152,439 174,216 203,252 304,878 406,504 609,756 and 1,219,512, with no remainder.

Since 1,219,512 cannot be divided by just 1 and 1,219,512, 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).