Find the prime factorization of number 1521.
Answer
The prime factorization of 1521 is:
$$ 1521 = 3\cdot3\cdot13\cdot13 $$Which is the same as :
$$ 1521 = 3^{2}\cdot13^{2} $$Explanation
Prime factorization can be nicely visualized by creating a factorization tree.
| 1521 can be written as 3 × 507. |
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| 507 can be written as 3 × 169. |
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| 169 can be written as 13 × 13. |
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| The end nodes are the prime factors of the number 1521. |
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