Q: Is 289,872 a Composite Number?

Why is 289,872 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 289,872 can be evenly divided by 1 2 3 4 6 8 9 11 12 16 18 22 24 27 33 36 44 48 54 61 66 72 88 99 108 122 132 144 176 183 198 216 244 264 297 366 396 432 488 528 549 594 671 732 792 976 1,098 1,188 1,342 1,464 1,584 1,647 2,013 2,196 2,376 2,684 2,928 3,294 4,026 4,392 4,752 5,368 6,039 6,588 8,052 8,784 10,736 12,078 13,176 16,104 18,117 24,156 26,352 32,208 36,234 48,312 72,468 96,624 144,936 and 289,872, with no remainder.

Since 289,872 cannot be divided by just 1 and 289,872, 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).