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LCM of 836, 551, 242, 638

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


Find the LCM of 836, 551, 242, 638 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 836, 551, 242, 638. So, keep reading to learn more.

 

LCM of:

Calculate the LCM of 836,551,242,638

Given numbers are 836,551,242,638

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

The LCM of 836,551,242,638 is 266684.

Find LCM of 836,551,242,638 with Prime Factorization


2 836, 551, 242, 638
11 418, 551, 121, 319
19 38, 551, 11, 29
29 2, 29, 11, 29
2, 1, 11, 1

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

2 x 11 x 19 x 29 x 2 x 1 x 11 x 1 = 266684

Therefore, the lowest common multiple of 836,551,242,638 is 266684.

LCM Formula to Find Lowest Common Multiple of 836,551,242,638

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.

836 x 551 x 242 x 638 = 71120355856

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.

836 : 1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836

551 : 1, 19, 29, 551

242 : 1, 2, 11, 22, 121, 242

638 : 1, 2, 11, 22, 29, 58, 319, 638

1 is the greatest number that appears in all the lists. Therefore, we can determine that the GCF of 836,551,242,638, is 1.

Now, the common factors can be found like this.

836:2x 2x 11x 19

551:19x 29

242:2x 11x 11

638:2x 11x 29

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 11x 11x 19x 29 = 266684

Therefore, the value for common factors is 266684.

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 = 71120355856/(1x266684)

LCM = 71120355856/266684

LCM = 266684

Thus, we can understand that the LCM of 836,551,242,638 is 266684.

LCM of two or more Numbers Calculation Examples

FAQs on LCM of 836, 551, 242, 638

1. What is the LCM of 836, 551, 242, 638?

Answer: LCM of 836, 551, 242, 638 is 266684.

2. How to calculate the LCM of 836, 551, 242, 638?

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 836, 551, 242, 638.

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}.