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Calculate the Least Common Multiple or LCM of 1970

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The instructions to find the LCM of 1970 are the next:

1. Decompose all numbers into prime factors

19702
9855
197197
1

2. Write all numbers as the product of its prime factors

Prime factors of 1970=2 . 5 . 197

3. Choose the common and uncommon prime factors with the greatest exponent

Common prime factors: 2 , 5 , 197

Common prime factors with the greatest exponent: 21, 51, 1971

Uncommon prime factors: None

Uncommon prime factors with the greatest exponent: None

4. Calculate the Least Common Multiple or LCM

Remember, to find the LCM of several numbers you must multiply the common and uncommon prime factors with the greatest exponent of those numbers.

LCM = 21. 51. 1971 = 1970


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