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LCM of 856, 728, 394, 293

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


Find the LCM of 856, 728, 394, 293 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 856, 728, 394, 293. So, keep reading to learn more.

 

LCM of:

Calculate the LCM of 856,728,394,293

Given numbers are 856,728,394,293

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

The LCM of 856,728,394,293 is 4496235016.

Find LCM of 856,728,394,293 with Prime Factorization


2 856, 728, 394, 293
2 428, 364, 197, 293
2 214, 182, 197, 293
107, 91, 197, 293

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

2 x 2 x 2 x 107 x 91 x 197 x 293 = 4496235016

Therefore, the lowest common multiple of 856,728,394,293 is 4496235016.

LCM Formula to Find Lowest Common Multiple of 856,728,394,293

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.

856 x 728 x 394 x 293 = 71939760256

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.

856 : 1, 2, 4, 8, 107, 214, 428, 856

728 : 1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728

394 : 1, 2, 197, 394

293 : 1, 293

1 is the greatest number that appears in all the lists. Therefore, we can determine that the GCF of 856,728,394,293, is 1.

Now, the common factors can be found like this.

856:2x 2x 2x 107

728:2x 2x 2x 7x 13

394:2x 197

293:293

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

2x 2x 2x 2 = 16

Therefore, the value for common factors is 16.

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 = 71939760256/(1x16)

LCM = 71939760256/16

LCM = 4496235016

Thus, we can understand that the LCM of 856,728,394,293 is 4496235016.

LCM of two or more Numbers Calculation Examples

FAQs on LCM of 856, 728, 394, 293

1. What is the LCM of 856, 728, 394, 293?

Answer: LCM of 856, 728, 394, 293 is 4496235016.

2. How to calculate the LCM of 856, 728, 394, 293?

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 856, 728, 394, 293.

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}.