The prime factorization of 715 is:
$$ 715 = 5\cdot11\cdot13 $$Prime factorization can be nicely visualized by creating a factorization tree.
| 715 can be written as 5 × 143. |
|
| 143 can be written as 11 × 13. |
|
| The end nodes are the prime factors of the number 715. |
|