Q: Is 1,538,856 a Composite Number?

Why is 1,538,856 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 1,538,856 can be evenly divided by 1 2 3 4 6 8 9 11 12 18 22 24 29 33 36 44 58 66 67 72 87 88 99 116 132 134 174 198 201 232 261 264 268 319 348 396 402 522 536 603 638 696 737 792 804 957 1,044 1,206 1,276 1,474 1,608 1,914 1,943 2,088 2,211 2,412 2,552 2,871 2,948 3,828 3,886 4,422 4,824 5,742 5,829 5,896 6,633 7,656 7,772 8,844 11,484 11,658 13,266 15,544 17,487 17,688 21,373 22,968 23,316 26,532 34,974 42,746 46,632 53,064 64,119 69,948 85,492 128,238 139,896 170,984 192,357 256,476 384,714 512,952 769,428 and 1,538,856, with no remainder.

Since 1,538,856 cannot be divided by just 1 and 1,538,856, 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).