Q: Is 120,121,872 a Composite Number?

Why is 120,121,872 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 120,121,872 can be evenly divided by 1 2 3 4 6 8 12 13 16 24 26 39 48 52 78 104 156 163 208 312 326 489 624 652 978 1,181 1,304 1,956 2,119 2,362 2,608 3,543 3,912 4,238 4,724 6,357 7,086 7,824 8,476 9,448 12,714 14,172 15,353 16,952 18,896 25,428 28,344 30,706 33,904 46,059 50,856 56,688 61,412 92,118 101,712 122,824 184,236 192,503 245,648 368,472 385,006 577,509 736,944 770,012 1,155,018 1,540,024 2,310,036 2,502,539 3,080,048 4,620,072 5,005,078 7,507,617 9,240,144 10,010,156 15,015,234 20,020,312 30,030,468 40,040,624 60,060,936 and 120,121,872, with no remainder.

Since 120,121,872 cannot be divided by just 1 and 120,121,872, 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).