Q: Is 3,291,435 a Composite Number?

Why is 3,291,435 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 3,291,435 can be evenly divided by 1 3 5 7 9 15 21 27 35 43 45 63 81 105 129 135 189 215 243 301 315 387 405 567 645 729 903 945 1,161 1,215 1,505 1,701 1,935 2,187 2,709 2,835 3,483 3,645 4,515 5,103 5,805 8,127 8,505 10,449 10,935 13,545 15,309 17,415 24,381 25,515 31,347 40,635 52,245 73,143 76,545 94,041 121,905 156,735 219,429 365,715 470,205 658,287 1,097,145 and 3,291,435, with no remainder.

Since 3,291,435 cannot be divided by just 1 and 3,291,435, 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).