The prime factorization of 243969 is:
$$ 243969 = 3\cdot11\cdot7393 $$Prime factorization can be nicely visualized by creating a factorization tree.
| 243969 can be written as 3 × 81323. |
|
| 81323 can be written as 11 × 7393. |
|
| The end nodes are the prime factors of the number 243969. |
|