The prime factorization of 290 is:
$$ 290 = 2\cdot5\cdot29 $$Prime factorization can be nicely visualized by creating a factorization tree.
| 290 can be written as 10 × 29. |
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| 10 can be written as 2 × 5. |
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| The end nodes are the prime factors of the number 290. |
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