Solution: The LCM of 53 and 59 is 3127
Methods
How to find the LCM of 53 and 59 using Prime Factorization
One way to find the LCM of 53 and 59 is to start by comparing the prime factorization of each number. To find the prime factorization, you can follow the instructions for each number here:
What are the Factors of 53?
What are the Factors of 59?
Here is the prime factorization of 53:
5
3
1
53^1
5 3 1
And this is the prime factorization of 59:
5
9
1
59^1
5 9 1
When you compare the prime factorization of these two numbers, you want to look for the highest power that each prime factor is raised to. In this case, there are these prime factors to consider: 53, 59
5
3
1
×
5
9
1
=
3127
53^1 × 59^1 = 3127
5 3 1 × 5 9 1 = 3127
Through this we see that the LCM of 53 and 59 is 3127.
How to Find the LCM of 53 and 59 by Listing Common Multiples
The first step to this method of finding the Least Common Multiple of 53 and 59 is to begin to list a few multiples for each number. If you need a refresher on how to find the multiples of these numbers, you can see the walkthroughs in the links below for each number.
Let’s take a look at the multiples for each of these numbers, 53 and 59:
What are the Multiples of 53?
What are the Multiples of 59?
Let’s take a look at the first 10 multiples for each of these numbers, 53 and 59:
First 10 Multiples of 53: 53, 106, 159, 212, 265, 318, 371, 424, 477, 530
First 10 Multiples of 59: 59, 118, 177, 236, 295, 354, 413, 472, 531, 590
You can continue to list out the multiples of these numbers as long as needed to find a match. Once you do find a match, or several matches, the smallest of these matches would be the Least Common Multiple. For instance, the first matching multiple(s) of 53 and 59 are 3127, 6254, 9381. Because 3127 is the smallest, it is the least common multiple.
The LCM of 53 and 59 is 3127.
Find the LCM of Other Number Pairs
Want more practice? Try some of these other LCM problems:
What is the LCM of 102 and 103?
What is the LCM of 58 and 18?
What is the LCM of 80 and 41?
What is the LCM of 109 and 100?
What is the LCM of 108 and 39?