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LCM of 772, 386, 490, 631

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


Find the LCM of 772, 386, 490, 631 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 772, 386, 490, 631. So, keep reading to learn more.

 

LCM of:

Calculate the LCM of 772,386,490,631

Given numbers are 772,386,490,631

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

The LCM of 772,386,490,631 is 119347340.

Find LCM of 772,386,490,631 with Prime Factorization


2 772, 386, 490, 631
193 386, 193, 245, 631
2, 1, 245, 631

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

2 x 193 x 2 x 1 x 245 x 631 = 119347340

Therefore, the lowest common multiple of 772,386,490,631 is 119347340.

LCM Formula to Find Lowest Common Multiple of 772,386,490,631

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.

772 x 386 x 490 x 631 = 92136146480

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.

772 : 1, 2, 4, 193, 386, 772

386 : 1, 2, 193, 386

490 : 1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490

631 : 1, 631

1 is the greatest number that appears in all the lists. Therefore, we can determine that the GCF of 772,386,490,631, is 1.

Now, the common factors can be found like this.

772:2x 2x 193

386:2x 193

490:2x 5x 7x 7

631:631

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 193 = 772

Therefore, the value for common factors is 772.

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 = 92136146480/(1x772)

LCM = 92136146480/772

LCM = 119347340

Thus, we can understand that the LCM of 772,386,490,631 is 119347340.

LCM of two or more Numbers Calculation Examples

FAQs on LCM of 772, 386, 490, 631

1. What is the LCM of 772, 386, 490, 631?

Answer: LCM of 772, 386, 490, 631 is 119347340.

2. How to calculate the LCM of 772, 386, 490, 631?

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 772, 386, 490, 631.

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}.