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LCM of 621, 788, 921, 455, 967

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


Find the LCM of 621, 788, 921, 455, 967 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 621, 788, 921, 455, 967. So, keep reading to learn more.

 

LCM of:

Calculate the LCM of 621,788,921,455,967

Given numbers are 621,788,921,455,967

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

The LCM of 621,788,921,455,967 is 66098874392460.

Find LCM of 621,788,921,455,967 with Prime Factorization


3 621, 788, 921, 455, 967
207, 788, 307, 455, 967

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

3 x 207 x 788 x 307 x 455 x 967 = 66098874392460

Therefore, the lowest common multiple of 621,788,921,455,967 is 66098874392460.

LCM Formula to Find Lowest Common Multiple of 621,788,921,455,967

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.

621 x 788 x 921 x 455 x 967 = 198296623177380

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.

621 : 1, 3, 9, 23, 27, 69, 207, 621

788 : 1, 2, 4, 197, 394, 788

921 : 1, 3, 307, 921

455 : 1, 5, 7, 13, 35, 65, 91, 455

967 : 1, 967

1 is the greatest number that appears in all the lists. Therefore, we can determine that the GCF of 621,788,921,455,967, is 1.

Now, the common factors can be found like this.

621:3x 3x 3x 23

788:2x 2x 197

921:3x 307

455:5x 7x 13

967:967

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

3 = 3

Therefore, the value for common factors is 3.

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 = 198296623177380/(1x3)

LCM = 198296623177380/3

LCM = 66098874392460

Thus, we can understand that the LCM of 621,788,921,455,967 is 66098874392460.

LCM of two or more Numbers Calculation Examples

FAQs on LCM of 621, 788, 921, 455, 967

1. What is the LCM of 621, 788, 921, 455, 967?

Answer: LCM of 621, 788, 921, 455, 967 is 66098874392460.

2. How to calculate the LCM of 621, 788, 921, 455, 967?

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 621, 788, 921, 455, 967.

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}.