Q: Is 11,118,888 a Composite Number?

Why is 11,118,888 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 11,118,888 can be evenly divided by 1 2 3 4 6 8 9 11 12 18 22 24 33 36 44 66 72 88 99 101 132 139 198 202 264 278 303 396 404 417 556 606 792 808 834 909 1,111 1,112 1,212 1,251 1,529 1,668 1,818 2,222 2,424 2,502 3,058 3,333 3,336 3,636 4,444 4,587 5,004 6,116 6,666 7,272 8,888 9,174 9,999 10,008 12,232 13,332 13,761 14,039 18,348 19,998 26,664 27,522 28,078 36,696 39,996 42,117 55,044 56,156 79,992 84,234 110,088 112,312 126,351 154,429 168,468 252,702 308,858 336,936 463,287 505,404 617,716 926,574 1,010,808 1,235,432 1,389,861 1,853,148 2,779,722 3,706,296 5,559,444 and 11,118,888, with no remainder.

Since 11,118,888 cannot be divided by just 1 and 11,118,888, 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).