Q: Is 1,680,448 a Composite Number?

Why is 1,680,448 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 1,680,448 can be evenly divided by 1 2 4 7 8 11 14 16 22 28 31 32 44 56 62 64 77 88 112 121 124 154 176 217 224 242 248 308 341 352 434 448 484 496 616 682 704 847 868 968 992 1,232 1,364 1,694 1,736 1,936 1,984 2,387 2,464 2,728 3,388 3,472 3,751 3,872 4,774 4,928 5,456 6,776 6,944 7,502 7,744 9,548 10,912 13,552 13,888 15,004 19,096 21,824 26,257 27,104 30,008 38,192 52,514 54,208 60,016 76,384 105,028 120,032 152,768 210,056 240,064 420,112 840,224 and 1,680,448, with no remainder.

Since 1,680,448 cannot be divided by just 1 and 1,680,448, 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).