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LCM of 391, 872, 657, 412

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


Find the LCM of 391, 872, 657, 412 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 391, 872, 657, 412. So, keep reading to learn more.

 

LCM of:

Calculate the LCM of 391,872,657,412

Given numbers are 391,872,657,412

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

The LCM of 391,872,657,412 is 23072562792.

Find LCM of 391,872,657,412 with Prime Factorization


2 391, 872, 657, 412
2 391, 436, 657, 206
391, 218, 657, 103

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

2 x 2 x 391 x 218 x 657 x 103 = 23072562792

Therefore, the lowest common multiple of 391,872,657,412 is 23072562792.

LCM Formula to Find Lowest Common Multiple of 391,872,657,412

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.

391 x 872 x 657 x 412 = 92290251168

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.

391 : 1, 17, 23, 391

872 : 1, 2, 4, 8, 109, 218, 436, 872

657 : 1, 3, 9, 73, 219, 657

412 : 1, 2, 4, 103, 206, 412

1 is the greatest number that appears in all the lists. Therefore, we can determine that the GCF of 391,872,657,412, is 1.

Now, the common factors can be found like this.

391:17x 23

872:2x 2x 2x 109

657:3x 3x 73

412:2x 2x 103

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 = 92290251168/(1x4)

LCM = 92290251168/4

LCM = 23072562792

Thus, we can understand that the LCM of 391,872,657,412 is 23072562792.

LCM of two or more Numbers Calculation Examples

FAQs on LCM of 391, 872, 657, 412

1. What is the LCM of 391, 872, 657, 412?

Answer: LCM of 391, 872, 657, 412 is 23072562792.

2. How to calculate the LCM of 391, 872, 657, 412?

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 391, 872, 657, 412.

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}.