Q: Is 15,427,335 a Composite Number?

Why is 15,427,335 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 15,427,335 can be evenly divided by 1 3 5 7 11 15 19 21 33 35 37 55 57 77 95 105 111 133 165 185 209 231 259 285 361 385 399 407 555 627 665 703 777 1,045 1,083 1,155 1,221 1,295 1,463 1,805 1,995 2,035 2,109 2,527 2,849 3,135 3,515 3,885 3,971 4,389 4,921 5,415 6,105 7,315 7,581 7,733 8,547 10,545 11,913 12,635 13,357 14,245 14,763 19,855 21,945 23,199 24,605 27,797 37,905 38,665 40,071 42,735 54,131 59,565 66,785 73,815 83,391 93,499 115,995 138,985 146,927 162,393 200,355 270,655 280,497 416,955 440,781 467,495 734,635 811,965 1,028,489 1,402,485 2,203,905 3,085,467 5,142,445 and 15,427,335, with no remainder.

Since 15,427,335 cannot be divided by just 1 and 15,427,335, 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).