The prime factorization of 56 is:
$$ 56 = 2\cdot2\cdot2\cdot7 $$Which is the same as :
$$ 56 = 2^{3}\cdot7 $$Prime factorization can be nicely visualized by creating a factorization tree.
56 can be written as 2 × 28. |
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28 can be written as 2 × 14. |
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14 can be written as 2 × 7. |
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The end nodes are the prime factors of the number 56. |
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