Q: Is 11,123,112 a Composite Number?

Why is 11,123,112 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 11,123,112 can be evenly divided by 1 2 3 4 6 7 8 11 12 13 14 21 22 24 26 28 33 39 42 44 52 56 66 77 78 84 88 91 104 132 143 154 156 168 182 231 264 273 286 308 312 364 429 462 463 546 572 616 728 858 924 926 1,001 1,092 1,144 1,389 1,716 1,848 1,852 2,002 2,184 2,778 3,003 3,241 3,432 3,704 4,004 5,093 5,556 6,006 6,019 6,482 8,008 9,723 10,186 11,112 12,012 12,038 12,964 15,279 18,057 19,446 20,372 24,024 24,076 25,928 30,558 35,651 36,114 38,892 40,744 42,133 48,152 61,116 66,209 71,302 72,228 77,784 84,266 106,953 122,232 126,399 132,418 142,604 144,456 168,532 198,627 213,906 252,798 264,836 285,208 337,064 397,254 427,812 463,463 505,596 529,672 794,508 855,624 926,926 1,011,192 1,390,389 1,589,016 1,853,852 2,780,778 3,707,704 5,561,556 and 11,123,112, with no remainder.

Since 11,123,112 cannot be divided by just 1 and 11,123,112, 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).