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LCM of 2, 422, 989, 784

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


Find the LCM of 2, 422, 989, 784 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 2, 422, 989, 784. So, keep reading to learn more.

 

LCM of:

Calculate the LCM of 2,422,989,784

Given numbers are 2,422,989,784

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

The LCM of 2,422,989,784 is 163604336.

Find LCM of 2,422,989,784 with Prime Factorization


2 2, 422, 989, 784
1, 211, 989, 392

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

2 x 1 x 211 x 989 x 392 = 163604336

Therefore, the lowest common multiple of 2,422,989,784 is 163604336.

LCM Formula to Find Lowest Common Multiple of 2,422,989,784

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.

2 x 422 x 989 x 784 = 654417344

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.

2 : 1, 2

422 : 1, 2, 211, 422

989 : 1, 23, 43, 989

784 : 1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784

1 is the greatest number that appears in all the lists. Therefore, we can determine that the GCF of 2,422,989,784, is 1.

Now, the common factors can be found like this.

2:2

422:2x 211

989:23x 43

784:2x 2x 2x 2x 7x 7

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 = 654417344/(1x4)

LCM = 654417344/4

LCM = 163604336

Thus, we can understand that the LCM of 2,422,989,784 is 163604336.

LCM of two or more Numbers Calculation Examples

FAQs on LCM of 2, 422, 989, 784

1. What is the LCM of 2, 422, 989, 784?

Answer: LCM of 2, 422, 989, 784 is 163604336.

2. How to calculate the LCM of 2, 422, 989, 784?

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 2, 422, 989, 784.

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}.