Q: Is 2,221,184 a Composite Number?

Why is 2,221,184 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 2,221,184 can be evenly divided by 1 2 4 7 8 14 16 28 32 37 56 64 67 74 112 128 134 148 224 259 268 296 448 469 518 536 592 896 938 1,036 1,072 1,184 1,876 2,072 2,144 2,368 2,479 3,752 4,144 4,288 4,736 4,958 7,504 8,288 8,576 9,916 15,008 16,576 17,353 19,832 30,016 33,152 34,706 39,664 60,032 69,412 79,328 138,824 158,656 277,648 317,312 555,296 1,110,592 and 2,221,184, with no remainder.

Since 2,221,184 cannot be divided by just 1 and 2,221,184, 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).