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Calculate the Least Common Multiple or LCM of 858

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The instructions to find the LCM of 858 are the next:

1. Decompose all numbers into prime factors

8582
4293
14311
1313
1

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

Prime factors of 858=2 . 3 . 11 . 13

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

Common prime factors: 2 , 3 , 11 , 13

Common prime factors with the greatest exponent: 21, 31, 111, 131

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. 31. 111. 131 = 858


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