Q: Is 120,747,375 a Composite Number?

Why is 120,747,375 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 120,747,375 can be evenly divided by 1 3 5 7 9 15 19 21 25 27 35 45 57 63 75 95 105 125 133 135 171 175 189 225 269 285 315 375 399 475 513 525 665 675 807 855 875 945 1,125 1,197 1,345 1,425 1,575 1,883 1,995 2,375 2,421 2,565 2,625 3,325 3,375 3,591 4,035 4,275 4,725 5,111 5,649 5,985 6,725 7,125 7,263 7,875 9,415 9,975 12,105 12,825 15,333 16,625 16,947 17,955 20,175 21,375 23,625 25,555 28,245 29,925 33,625 35,777 36,315 45,999 47,075 49,875 50,841 60,525 64,125 76,665 84,735 89,775 100,875 107,331 127,775 137,997 141,225 149,625 178,885 181,575 229,995 235,375 254,205 302,625 321,993 383,325 423,675 448,875 536,655 638,875 689,985 706,125 894,425 907,875 965,979 1,149,975 1,271,025 1,609,965 1,916,625 2,118,375 2,683,275 3,449,925 4,472,125 4,829,895 5,749,875 6,355,125 8,049,825 13,416,375 17,249,625 24,149,475 40,249,125 and 120,747,375, with no remainder.

Since 120,747,375 cannot be divided by just 1 and 120,747,375, 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).