Q: Is 3,920,784 a Composite Number?

Why is 3,920,784 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 3,920,784 can be evenly divided by 1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 49 56 84 98 112 147 168 196 294 336 392 588 784 1,176 1,667 2,352 3,334 5,001 6,668 10,002 11,669 13,336 20,004 23,338 26,672 35,007 40,008 46,676 70,014 80,016 81,683 93,352 140,028 163,366 186,704 245,049 280,056 326,732 490,098 560,112 653,464 980,196 1,306,928 1,960,392 and 3,920,784, with no remainder.

Since 3,920,784 cannot be divided by just 1 and 3,920,784, 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).