Q: Is 243,432 a Composite Number?

Why is 243,432 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 243,432 can be evenly divided by 1 2 3 4 6 7 8 9 12 14 18 21 23 24 27 28 36 42 46 49 54 56 63 69 72 84 92 98 108 126 138 147 161 168 184 189 196 207 216 252 276 294 322 378 392 414 441 483 504 552 588 621 644 756 828 882 966 1,127 1,176 1,242 1,288 1,323 1,449 1,512 1,656 1,764 1,932 2,254 2,484 2,646 2,898 3,381 3,528 3,864 4,347 4,508 4,968 5,292 5,796 6,762 8,694 9,016 10,143 10,584 11,592 13,524 17,388 20,286 27,048 30,429 34,776 40,572 60,858 81,144 121,716 and 243,432, with no remainder.

Since 243,432 cannot be divided by just 1 and 243,432, 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).