The prime factorization of 400 is:
Which is the same as :
Prime factorization can be nicely visualized by creating a factorization tree.
400 can be written as 10 × 40. |
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10 can be written as 2 × 5. |
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40 can be written as 10 × 4. |
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10 can be written as 2 × 5. |
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4 can be written as 2 × 2. |
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The end nodes are the prime factors of the number 400. |
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