Q: Is 65,672,775 a Composite Number?

Why is 65,672,775 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 65,672,775 can be evenly divided by 1 3 5 7 9 15 21 25 27 35 41 45 63 75 81 105 113 123 135 175 189 205 225 287 315 339 369 405 525 565 567 615 675 791 861 945 1,017 1,025 1,107 1,435 1,575 1,695 1,845 2,025 2,373 2,583 2,825 2,835 3,051 3,075 3,321 3,955 4,305 4,633 4,725 5,085 5,535 7,119 7,175 7,749 8,475 9,153 9,225 11,865 12,915 13,899 14,175 15,255 16,605 19,775 21,357 21,525 23,165 23,247 25,425 27,675 32,431 35,595 38,745 41,697 45,765 59,325 64,071 64,575 69,495 76,275 83,025 97,293 106,785 115,825 116,235 125,091 162,155 177,975 193,725 208,485 228,825 291,879 320,355 347,475 375,273 486,465 533,925 581,175 625,455 810,775 875,637 1,042,425 1,459,395 1,601,775 1,876,365 2,432,325 2,626,911 3,127,275 4,378,185 7,296,975 9,381,825 13,134,555 21,890,925 and 65,672,775, with no remainder.

Since 65,672,775 cannot be divided by just 1 and 65,672,775, 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).