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LCM of 571, 878, 168, 905, 821

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


Find the LCM of 571, 878, 168, 905, 821 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 571, 878, 168, 905, 821. So, keep reading to learn more.

 

LCM of:

Calculate the LCM of 571,878,168,905,821

Given numbers are 571,878,168,905,821

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

The LCM of 571,878,168,905,821 is 31289717817960.

Find LCM of 571,878,168,905,821 with Prime Factorization


2 571, 878, 168, 905, 821
571, 439, 84, 905, 821

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

2 x 571 x 439 x 84 x 905 x 821 = 31289717817960

Therefore, the lowest common multiple of 571,878,168,905,821 is 31289717817960.

LCM Formula to Find Lowest Common Multiple of 571,878,168,905,821

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.

571 x 878 x 168 x 905 x 821 = 62579435635920

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.

571 : 1, 571

878 : 1, 2, 439, 878

168 : 1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168

905 : 1, 5, 181, 905

821 : 1, 821

1 is the greatest number that appears in all the lists. Therefore, we can determine that the GCF of 571,878,168,905,821, is 1.

Now, the common factors can be found like this.

571:571

878:2x 439

168:2x 2x 2x 3x 7

905:5x 181

821:821

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

2 = 2

Therefore, the value for common factors is 2.

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 = 62579435635920/(1x2)

LCM = 62579435635920/2

LCM = 31289717817960

Thus, we can understand that the LCM of 571,878,168,905,821 is 31289717817960.

LCM of two or more Numbers Calculation Examples

FAQs on LCM of 571, 878, 168, 905, 821

1. What is the LCM of 571, 878, 168, 905, 821?

Answer: LCM of 571, 878, 168, 905, 821 is 31289717817960.

2. How to calculate the LCM of 571, 878, 168, 905, 821?

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 571, 878, 168, 905, 821.

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}.