Q: Is 521,472 a Composite Number?

Why is 521,472 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 521,472 can be evenly divided by 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 64 84 96 97 112 128 168 192 194 224 256 291 336 384 388 448 582 672 679 768 776 896 1,164 1,344 1,358 1,552 1,792 2,037 2,328 2,688 2,716 3,104 4,074 4,656 5,376 5,432 6,208 8,148 9,312 10,864 12,416 16,296 18,624 21,728 24,832 32,592 37,248 43,456 65,184 74,496 86,912 130,368 173,824 260,736 and 521,472, with no remainder.

Since 521,472 cannot be divided by just 1 and 521,472, 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).