Calculate the Least Common Multiple or LCM of 742
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The instructions to find the LCM of 742 are the next:
1. Decompose all numbers into prime factors
742 | 2 |
371 | 7 |
53 | 53 |
1 |
2. Write all numbers as the product of its prime factors
Prime factors of 742 | = | 2 . 7 . 53 |
3. Choose the common and uncommon prime factors with the greatest exponent
Common prime factors: 2 , 7 , 53
Common prime factors with the greatest exponent: 21, 71, 531
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. 71. 531 = 742
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