Q: Is 320,072,025 a Composite Number?

Why is 320,072,025 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 320,072,025 can be evenly divided by 1 3 5 7 13 15 21 23 25 35 39 65 69 75 91 105 115 161 175 195 273 299 325 345 455 483 525 575 805 897 975 1,365 1,495 1,725 2,039 2,093 2,275 2,415 4,025 4,485 6,117 6,279 6,825 7,475 10,195 10,465 12,075 14,273 22,425 26,507 30,585 31,395 42,819 46,897 50,975 52,325 71,365 79,521 132,535 140,691 152,925 156,975 185,549 214,095 234,485 328,279 356,825 397,605 556,647 609,661 662,675 703,455 927,745 984,837 1,070,475 1,172,425 1,641,395 1,828,983 1,988,025 2,783,235 3,048,305 3,517,275 4,267,627 4,638,725 4,924,185 8,206,975 9,144,915 12,802,881 13,916,175 15,241,525 21,338,135 24,620,925 45,724,575 64,014,405 106,690,675 and 320,072,025, with no remainder.

Since 320,072,025 cannot be divided by just 1 and 320,072,025, 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).