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LCM of 781, 767, 154, 826

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


Find the LCM of 781, 767, 154, 826 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 781, 767, 154, 826. So, keep reading to learn more.

 

LCM of:

Calculate the LCM of 781,767,154,826

Given numbers are 781,767,154,826

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

The LCM of 781,767,154,826 is 8386378.

Find LCM of 781,767,154,826 with Prime Factorization


2 781, 767, 154, 826
7 781, 767, 77, 413
11 781, 767, 11, 59
59 71, 767, 1, 59
71, 13, 1, 1

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

2 x 7 x 11 x 59 x 71 x 13 x 1 x 1 = 8386378

Therefore, the lowest common multiple of 781,767,154,826 is 8386378.

LCM Formula to Find Lowest Common Multiple of 781,767,154,826

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.

781 x 767 x 154 x 826 = 76198630508

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.

781 : 1, 11, 71, 781

767 : 1, 13, 59, 767

154 : 1, 2, 7, 11, 14, 22, 77, 154

826 : 1, 2, 7, 14, 59, 118, 413, 826

1 is the greatest number that appears in all the lists. Therefore, we can determine that the GCF of 781,767,154,826, is 1.

Now, the common factors can be found like this.

781:11x 71

767:13x 59

154:2x 7x 11

826:2x 7x 59

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

2x 7x 11x 59 = 9086

Therefore, the value for common factors is 9086.

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 = 76198630508/(1x9086)

LCM = 76198630508/9086

LCM = 8386378

Thus, we can understand that the LCM of 781,767,154,826 is 8386378.

LCM of two or more Numbers Calculation Examples

FAQs on LCM of 781, 767, 154, 826

1. What is the LCM of 781, 767, 154, 826?

Answer: LCM of 781, 767, 154, 826 is 8386378.

2. How to calculate the LCM of 781, 767, 154, 826?

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 781, 767, 154, 826.

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}.