Q: Is 1,027,728 a Composite Number?

Why is 1,027,728 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 1,027,728 can be evenly divided by 1 2 3 4 6 8 9 12 13 16 18 24 26 27 36 39 48 52 54 61 72 78 81 104 108 117 122 144 156 162 183 208 216 234 244 312 324 351 366 432 468 488 549 624 648 702 732 793 936 976 1,053 1,098 1,296 1,404 1,464 1,586 1,647 1,872 2,106 2,196 2,379 2,808 2,928 3,172 3,294 4,212 4,392 4,758 4,941 5,616 6,344 6,588 7,137 8,424 8,784 9,516 9,882 12,688 13,176 14,274 16,848 19,032 19,764 21,411 26,352 28,548 38,064 39,528 42,822 57,096 64,233 79,056 85,644 114,192 128,466 171,288 256,932 342,576 513,864 and 1,027,728, with no remainder.

Since 1,027,728 cannot be divided by just 1 and 1,027,728, 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).