The prime factorization of 126 is:
Which is the same as :
Prime factorization can be nicely visualized by creating a factorization tree.
126 can be written as 2 × 63. |
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63 can be written as 3 × 21. |
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21 can be written as 3 × 7. |
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The end nodes are the prime factors of the number 126. |
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