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Calculate the Least Common Multiple or LCM of 668

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The instructions to find the LCM of 668 are the next:

1. Decompose all numbers into prime factors

6682
3342
167167
1

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

Prime factors of 668=22 . 167

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

Common prime factors: 2 , 167

Common prime factors with the greatest exponent: 22, 1671

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 = 22. 1671 = 668


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