The prime factorization of 195 is:
$$ 195 = 3\cdot5\cdot13 $$Prime factorization can be nicely visualized by creating a factorization tree.
| 195 can be written as 5 × 39. |
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| 39 can be written as 3 × 13. |
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| The end nodes are the prime factors of the number 195. |
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