Question
Find the prime factorization of number 81520.
Answer
The prime factorization of 81520 is:
$$ 81520 = 2\cdot2\cdot2\cdot2\cdot5\cdot1019 $$Which is the same as :
$$ 81520 = 2^{4}\cdot5\cdot1019 $$Explanation
Prime factorization can be nicely visualized by creating a factorization tree.
| 81520 can be written as 10 × 8152. |
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| 10 can be written as 2 × 5. |
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| 8152 can be written as 2 × 4076. |
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| 4076 can be written as 2 × 2038. |
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| 2038 can be written as 2 × 1019. |
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| The end nodes are the prime factors of the number 81520. |
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