The prime factorization of 1970 is:
$$ 1970 = 2\cdot5\cdot197 $$Prime factorization can be nicely visualized by creating a factorization tree.
| 1970 can be written as 10 × 197. |
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| 10 can be written as 2 × 5. |
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| The end nodes are the prime factors of the number 1970. |
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