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LCM of 512, 691, 809, 691

Created By : Jatin Gogia
Reviewed By : Rajashekhar Valipishetty
Last Updated at : Mar 29,2023


Find the LCM of 512, 691, 809, 691 with the LCM of Two or More Numbers Calculator. Here we are teaching you two different methods through which you can calculate the LCM of 512, 691, 809, 691. So, keep reading to learn more.

 

LCM of:

Calculate the LCM of 512,691,809,691

Given numbers are 512,691,809,691

The least common multiple of numbers can be find using the prime factorization method or LCM formula.

The LCM of 512,691,809,691 is 286217728.

Find LCM of 512,691,809,691 with Prime Factorization


691 512, 691, 809, 691
512, 1, 809, 1

Multiply the prime numbers at the bottom and the left side.

691 x 512 x 1 x 809 x 1 = 286217728

Therefore, the lowest common multiple of 512,691,809,691 is 286217728.

LCM Formula to Find Lowest Common Multiple of 512,691,809,691

LCM formula is LCM(a1, a2, an) = (a1 x a2 x an)/{GCF(a1 x a2 x an) x common factors}

Firstly, we have to find the product of all the numbers.

512 x 691 x 809 x 691 = 197776450048

Then, let us find the GCF of these five numbers. To do so, we have to list down the factors for each number and choose the highest factor that is in all of the lists.

512 : 1, 2, 4, 8, 16, 32, 64, 128, 256, 512

691 : 1, 691

809 : 1, 809

691 : 1, 691

1 is the greatest number that appears in all the lists. Therefore, we can determine that the GCF of 512,691,809,691, is 1.

Now, the common factors can be found like this.

512:2x 2x 2x 2x 2x 2x 2x 2x 2

691:691

809:809

691:691

From this, we can see that the common factors because they appear for more than two numbers. So, just multiply them all together.

691 = 691

Therefore, the value for common factors is 691.

Now that we have all the elements of the formula, we can plug them in to calculate the LCM.

LCM(a1, a2, an) = (a1 x a2 x an)/{GCF(a1 x a2 x an) x common factors}

LCM = 197776450048/(1x691)

LCM = 197776450048/691

LCM = 286217728

Thus, we can understand that the LCM of 512,691,809,691 is 286217728.

LCM of two or more Numbers Calculation Examples

FAQs on LCM of 512, 691, 809, 691

1. What is the LCM of 512, 691, 809, 691?

Answer: LCM of 512, 691, 809, 691 is 286217728.

2. How to calculate the LCM of 512, 691, 809, 691?

The LCM can be found using two methods. You can either use the LCM formula or the prime factorization method to calculate the LCM of 512, 691, 809, 691.

3. What is the LCM formula?

The LCM formula is LCM(a1, a2, an) = (a1 x a2 x an)/{GCF(a1 x a2 x an) x common factors}.