Q: Is 7,493,745 a Composite Number?

Why is 7,493,745 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 7,493,745 can be evenly divided by 1 3 5 7 15 21 23 29 35 69 87 105 107 115 145 161 203 321 345 435 483 535 609 667 749 805 1,015 1,605 2,001 2,247 2,415 2,461 3,045 3,103 3,335 3,745 4,669 7,383 9,309 10,005 11,235 12,305 14,007 15,515 17,227 21,721 23,345 36,915 46,545 51,681 65,163 70,035 71,369 86,135 108,605 214,107 258,405 325,815 356,845 499,583 1,070,535 1,498,749 2,497,915 and 7,493,745, with no remainder.

Since 7,493,745 cannot be divided by just 1 and 7,493,745, 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).