Question
Find the prime factorization of number 21957.
Answer
The prime factorization of 21957 is:
$$ 21957 = 3\cdot13\cdot563 $$Explanation
Prime factorization can be nicely visualized by creating a factorization tree.
| 21957 can be written as 3 × 7319. |
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| 7319 can be written as 13 × 563. |
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| The end nodes are the prime factors of the number 21957. |
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