The prime factorization of 84 is:
$$ 84 = 2\cdot2\cdot3\cdot7 $$Which is the same as :
$$ 84 = 2^{2}\cdot3\cdot7 $$Prime factorization can be nicely visualized by creating a factorization tree.
84 can be written as 2 × 42. |
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42 can be written as 2 × 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 84. |
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