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LCM of 989, 260, 781, 949

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


Find the LCM of 989, 260, 781, 949 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 989, 260, 781, 949. So, keep reading to learn more.

 

LCM of:

Calculate the LCM of 989,260,781,949

Given numbers are 989,260,781,949

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

The LCM of 989,260,781,949 is 14660322820.

Find LCM of 989,260,781,949 with Prime Factorization


13 989, 260, 781, 949
989, 20, 781, 73

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

13 x 989 x 20 x 781 x 73 = 14660322820

Therefore, the lowest common multiple of 989,260,781,949 is 14660322820.

LCM Formula to Find Lowest Common Multiple of 989,260,781,949

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.

989 x 260 x 781 x 949 = 190584196660

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.

989 : 1, 23, 43, 989

260 : 1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260

781 : 1, 11, 71, 781

949 : 1, 13, 73, 949

1 is the greatest number that appears in all the lists. Therefore, we can determine that the GCF of 989,260,781,949, is 1.

Now, the common factors can be found like this.

989:23x 43

260:2x 2x 5x 13

781:11x 71

949:13x 73

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

13 = 13

Therefore, the value for common factors is 13.

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 = 190584196660/(1x13)

LCM = 190584196660/13

LCM = 14660322820

Thus, we can understand that the LCM of 989,260,781,949 is 14660322820.

LCM of two or more Numbers Calculation Examples

FAQs on LCM of 989, 260, 781, 949

1. What is the LCM of 989, 260, 781, 949?

Answer: LCM of 989, 260, 781, 949 is 14660322820.

2. How to calculate the LCM of 989, 260, 781, 949?

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 989, 260, 781, 949.

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}.