Q: Is 661,424,049 a Composite Number?

Why is 661,424,049 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 661,424,049 can be evenly divided by 1 3 9 11 13 17 27 33 39 51 81 99 117 143 153 187 221 297 351 429 459 561 663 891 1,053 1,287 1,377 1,683 1,989 2,431 3,359 3,861 5,049 5,967 7,293 10,077 11,583 15,147 17,901 21,879 30,231 36,949 43,667 57,103 65,637 90,693 110,847 131,001 171,309 196,911 272,079 332,541 393,003 480,337 513,927 628,133 742,339 997,623 1,179,009 1,441,011 1,541,781 1,884,399 2,227,017 2,992,869 3,537,027 4,323,033 4,625,343 5,653,197 6,681,051 8,165,729 12,969,099 16,959,591 20,043,153 24,497,187 38,907,297 50,878,773 60,129,459 73,491,561 220,474,683 and 661,424,049, with no remainder.

Since 661,424,049 cannot be divided by just 1 and 661,424,049, 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).