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Calculate the Least Common Multiple or LCM of 52 and 2155

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The instructions to find the LCM of 52 and 2155 are the next:

1. Decompose all numbers into prime factors

522
262
1313
1
21555
431431
1

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

Prime factors of 52=22 . 13
Prime factors of 2155=5 . 431

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

Common prime factors: None

Common prime factors with the greatest exponent: None

Uncommon prime factors: 2 , 13 , 5 , 431

Uncommon prime factors with the greatest exponent: 22, 131, 51, 4311

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. 131. 51. 4311 = 112060


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