The prime factorization of 30858 is:
$$ 30858 = 2\cdot3\cdot37\cdot139 $$Prime factorization can be nicely visualized by creating a factorization tree.
| 30858 can be written as 2 × 15429. |
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| 15429 can be written as 3 × 5143. |
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| 5143 can be written as 37 × 139. |
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| The end nodes are the prime factors of the number 30858. |
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