The prime factorization of 12121 is:
$$ 12121 = 17\cdot23\cdot31 $$Prime factorization can be nicely visualized by creating a factorization tree.
| 12121 can be written as 17 × 713. |
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| 713 can be written as 23 × 31. |
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| The end nodes are the prime factors of the number 12121. |
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