Q: Is 43,872,615 a Composite Number?

Why is 43,872,615 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 43,872,615 can be evenly divided by 1 3 5 9 15 19 23 45 57 69 95 97 115 171 207 285 291 345 437 485 529 855 873 1,035 1,311 1,455 1,587 1,843 2,185 2,231 2,645 3,933 4,365 4,761 5,529 6,555 6,693 7,935 9,215 10,051 11,155 16,587 19,665 20,079 23,805 27,645 30,153 33,465 42,389 50,255 51,313 82,935 90,459 100,395 127,167 150,765 153,939 211,945 256,565 381,501 452,295 461,817 635,835 769,695 974,947 1,907,505 2,309,085 2,924,841 4,874,735 8,774,523 14,624,205 and 43,872,615, with no remainder.

Since 43,872,615 cannot be divided by just 1 and 43,872,615, 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).