Q: Is 2,221,824 a Composite Number?

Why is 2,221,824 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 2,221,824 can be evenly divided by 1 2 3 4 6 8 11 12 16 22 24 32 33 44 48 64 66 88 96 128 132 176 192 256 263 264 352 384 526 528 704 768 789 1,052 1,056 1,408 1,578 2,104 2,112 2,816 2,893 3,156 4,208 4,224 5,786 6,312 8,416 8,448 8,679 11,572 12,624 16,832 17,358 23,144 25,248 33,664 34,716 46,288 50,496 67,328 69,432 92,576 100,992 138,864 185,152 201,984 277,728 370,304 555,456 740,608 1,110,912 and 2,221,824, with no remainder.

Since 2,221,824 cannot be divided by just 1 and 2,221,824, 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).