Question
Find the prime factorization of number 657.
Answer
The prime factorization of 657 is:
$$ 657 = 3\cdot3\cdot73 $$Which is the same as :
$$ 657 = 3^{2}\cdot73 $$Explanation
Prime factorization can be nicely visualized by creating a factorization tree.
| 657 can be written as 3 × 219. |
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| 219 can be written as 3 × 73. |
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| The end nodes are the prime factors of the number 657. |
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