Q: Is 121,272,720 a Composite Number?

Why is 121,272,720 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 121,272,720 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 101 120 202 240 303 404 505 606 808 1,010 1,212 1,515 1,616 2,020 2,424 3,030 4,040 4,848 5,003 6,060 8,080 10,006 12,120 15,009 20,012 24,240 25,015 30,018 40,024 50,030 60,036 75,045 80,048 100,060 120,072 150,090 200,120 240,144 300,180 400,240 505,303 600,360 1,010,606 1,200,720 1,515,909 2,021,212 2,526,515 3,031,818 4,042,424 5,053,030 6,063,636 7,579,545 8,084,848 10,106,060 12,127,272 15,159,090 20,212,120 24,254,544 30,318,180 40,424,240 60,636,360 and 121,272,720, with no remainder.

Since 121,272,720 cannot be divided by just 1 and 121,272,720, 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).