The prime factorization of 162 is:
$$ 162 = 2\cdot3\cdot3\cdot3\cdot3 $$Which is the same as :
$$ 162 = 2\cdot3^{4} $$Prime factorization can be nicely visualized by creating a factorization tree.
162 can be written as 2 × 81. |
|
81 can be written as 3 × 27. |
|
27 can be written as 3 × 9. |
|
9 can be written as 3 × 3. |
|
The end nodes are the prime factors of the number 162. |
|