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LCM of 428, 791, 708

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


Find the LCM of 428, 791, 708 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 428, 791, 708. So, keep reading to learn more.

 

LCM of:

Calculate the LCM of 428,791,708

Given numbers are 428,791,708

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

The LCM of 428,791,708 is 59922996.

Find LCM of 428,791,708 with Prime Factorization


2 428, 791, 708
2 214, 791, 354
107, 791, 177

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

2 x 2 x 107 x 791 x 177 = 59922996

Therefore, the lowest common multiple of 428,791,708 is 59922996.

LCM Formula to Find Lowest Common Multiple of 428,791,708

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.

428 x 791 x 708 = 239691984

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.

428 : 1, 2, 4, 107, 214, 428

791 : 1, 7, 113, 791

708 : 1, 2, 3, 4, 6, 12, 59, 118, 177, 236, 354, 708

1 is the greatest number that appears in all the lists. Therefore, we can determine that the GCF of 428,791,708, is 1.

Now, the common factors can be found like this.

428:2x 2x 107

791:7x 113

708:2x 2x 3x 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 2 = 4

Therefore, the value for common factors is 4.

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 = 239691984/(1x4)

LCM = 239691984/4

LCM = 59922996

Thus, we can understand that the LCM of 428,791,708 is 59922996.

LCM of two or more Numbers Calculation Examples

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FAQs on LCM of 428, 791, 708

1. What is the LCM of 428, 791, 708?

Answer: LCM of 428, 791, 708 is 59922996.

2. How to calculate the LCM of 428, 791, 708?

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 428, 791, 708.

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}.