Q: Is 1,187,136 a Composite Number?

Why is 1,187,136 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 1,187,136 can be evenly divided by 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 144 162 192 216 229 288 324 432 458 576 648 687 864 916 1,296 1,374 1,728 1,832 2,061 2,592 2,748 3,664 4,122 5,184 5,496 6,183 7,328 8,244 10,992 12,366 14,656 16,488 18,549 21,984 24,732 32,976 37,098 43,968 49,464 65,952 74,196 98,928 131,904 148,392 197,856 296,784 395,712 593,568 and 1,187,136, with no remainder.

Since 1,187,136 cannot be divided by just 1 and 1,187,136, 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).