Q: Is 1,403,568 a Composite Number?

Why is 1,403,568 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 1,403,568 can be evenly divided by 1 2 3 4 6 8 9 12 16 18 19 24 27 36 38 48 54 57 72 76 81 108 114 144 152 162 171 216 228 243 304 324 342 361 432 456 486 513 648 684 722 912 972 1,026 1,083 1,296 1,368 1,444 1,539 1,944 2,052 2,166 2,736 2,888 3,078 3,249 3,888 4,104 4,332 4,617 5,776 6,156 6,498 8,208 8,664 9,234 9,747 12,312 12,996 17,328 18,468 19,494 24,624 25,992 29,241 36,936 38,988 51,984 58,482 73,872 77,976 87,723 116,964 155,952 175,446 233,928 350,892 467,856 701,784 and 1,403,568, with no remainder.

Since 1,403,568 cannot be divided by just 1 and 1,403,568, 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).