The prime factorization of 72345 is:
$$ 72345 = 3\cdot5\cdot7\cdot13\cdot53 $$Prime factorization can be nicely visualized by creating a factorization tree.
| 72345 can be written as 5 × 14469. |
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| 14469 can be written as 3 × 4823. |
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| 4823 can be written as 7 × 689. |
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| 689 can be written as 13 × 53. |
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| The end nodes are the prime factors of the number 72345. |
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