Q: Is 13,521,456 a Composite Number?

Why is 13,521,456 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 13,521,456 can be evenly divided by 1 2 3 4 6 8 9 12 13 16 18 24 26 31 36 39 48 52 62 72 78 93 104 117 124 144 156 186 208 233 234 248 279 312 372 403 466 468 496 558 624 699 744 806 932 936 1,116 1,209 1,398 1,488 1,612 1,864 1,872 2,097 2,232 2,418 2,796 3,029 3,224 3,627 3,728 4,194 4,464 4,836 5,592 6,058 6,448 7,223 7,254 8,388 9,087 9,672 11,184 12,116 14,446 14,508 16,776 18,174 19,344 21,669 24,232 27,261 28,892 29,016 33,552 36,348 43,338 48,464 54,522 57,784 58,032 65,007 72,696 86,676 93,899 109,044 115,568 130,014 145,392 173,352 187,798 218,088 260,028 281,697 346,704 375,596 436,176 520,056 563,394 751,192 845,091 1,040,112 1,126,788 1,502,384 1,690,182 2,253,576 3,380,364 4,507,152 6,760,728 and 13,521,456, with no remainder.

Since 13,521,456 cannot be divided by just 1 and 13,521,456, 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).