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LCM of 981, 580, 451, 278

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


Find the LCM of 981, 580, 451, 278 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 981, 580, 451, 278. So, keep reading to learn more.

 

LCM of:

Calculate the LCM of 981,580,451,278

Given numbers are 981,580,451,278

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

The LCM of 981,580,451,278 is 35668787220.

Find LCM of 981,580,451,278 with Prime Factorization


2 981, 580, 451, 278
981, 290, 451, 139

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

2 x 981 x 290 x 451 x 139 = 35668787220

Therefore, the lowest common multiple of 981,580,451,278 is 35668787220.

LCM Formula to Find Lowest Common Multiple of 981,580,451,278

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.

981 x 580 x 451 x 278 = 71337574440

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.

981 : 1, 3, 9, 109, 327, 981

580 : 1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580

451 : 1, 11, 41, 451

278 : 1, 2, 139, 278

1 is the greatest number that appears in all the lists. Therefore, we can determine that the GCF of 981,580,451,278, is 1.

Now, the common factors can be found like this.

981:3x 3x 109

580:2x 2x 5x 29

451:11x 41

278:2x 139

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 = 71337574440/(1x2)

LCM = 71337574440/2

LCM = 35668787220

Thus, we can understand that the LCM of 981,580,451,278 is 35668787220.

LCM of two or more Numbers Calculation Examples

FAQs on LCM of 981, 580, 451, 278

1. What is the LCM of 981, 580, 451, 278?

Answer: LCM of 981, 580, 451, 278 is 35668787220.

2. How to calculate the LCM of 981, 580, 451, 278?

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 981, 580, 451, 278.

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}.