The prime factorization of 16215 is:
$$ 16215 = 3\cdot5\cdot23\cdot47 $$Prime factorization can be nicely visualized by creating a factorization tree.
| 16215 can be written as 5 × 3243. |
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| 3243 can be written as 3 × 1081. |
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| 1081 can be written as 23 × 47. |
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| The end nodes are the prime factors of the number 16215. |
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