Q: Is 4,005,144 a Composite Number?

Why is 4,005,144 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 4,005,144 can be evenly divided by 1 2 3 4 6 8 9 11 12 13 18 22 24 26 33 36 39 44 52 66 72 78 88 99 104 117 132 143 156 198 234 264 286 312 389 396 429 468 572 778 792 858 936 1,144 1,167 1,287 1,556 1,716 2,334 2,574 3,112 3,432 3,501 4,279 4,668 5,057 5,148 7,002 8,558 9,336 10,114 10,296 12,837 14,004 15,171 17,116 20,228 25,674 28,008 30,342 34,232 38,511 40,456 45,513 51,348 55,627 60,684 77,022 91,026 102,696 111,254 121,368 154,044 166,881 182,052 222,508 308,088 333,762 364,104 445,016 500,643 667,524 1,001,286 1,335,048 2,002,572 and 4,005,144, with no remainder.

Since 4,005,144 cannot be divided by just 1 and 4,005,144, 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).