The prime factorization of 3311 is:
$$ 3311 = 7\cdot11\cdot43 $$Prime factorization can be nicely visualized by creating a factorization tree.
| 3311 can be written as 7 × 473. |
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| 473 can be written as 11 × 43. |
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| The end nodes are the prime factors of the number 3311. |
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