Q: Is 1,201,872 a Composite Number?

Why is 1,201,872 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 1,201,872 can be evenly divided by 1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 49 56 73 84 98 112 146 147 168 196 219 292 294 336 343 392 438 511 584 588 686 784 876 1,022 1,029 1,168 1,176 1,372 1,533 1,752 2,044 2,058 2,352 2,744 3,066 3,504 3,577 4,088 4,116 5,488 6,132 7,154 8,176 8,232 10,731 12,264 14,308 16,464 21,462 24,528 25,039 28,616 42,924 50,078 57,232 75,117 85,848 100,156 150,234 171,696 200,312 300,468 400,624 600,936 and 1,201,872, with no remainder.

Since 1,201,872 cannot be divided by just 1 and 1,201,872, 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).