What is the Least Common Multiple of 2 and 5?
The LCM (least common multiple) of the numbers 2 and 5 is132
How to find the Least Common Multiple of 2 and 5?
On this page below, we'll use thePrime Factorisation, and theList of Multiplesmethod to find out the LCM of 12 and 11.
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LCM
Least Common Multiple
The LCM of 2 and 5 is
132
Follow the steps below, and let's calculate the LCM of 2 and 5.
Method 1 - Prime factorization
Step 1: Create a list of all the prime factors of the numbers 2 and 5:Prime factors of 12
The prime factors of 12 are 3 and 2. Prime factorization of 12 in exponential form is:
12 =22x31
Prime factors of 22
The prime factors of 22 are 11 and 2. Prime factorization of 22 in exponential form is:
22 =21x111
Step 2: Identify the highest power of each prime number from the above boxes:
Method 2 - List of Multiples
Find and list multiples of each number until the first common multiple is found. This is the lowest common multiple.Multiples of 12:
1224364860728496108120132
Multiples of 22:
22446688110132
Therefore,
LCM(12,22) = 132