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LCM of 646, 488, 173, 518

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


Find the LCM of 646, 488, 173, 518 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 646, 488, 173, 518. So, keep reading to learn more.

 

LCM of:

Calculate the LCM of 646,488,173,518

Given numbers are 646,488,173,518

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

The LCM of 646,488,173,518 is 7062658568.

Find LCM of 646,488,173,518 with Prime Factorization


2 646, 488, 173, 518
323, 244, 173, 259

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

2 x 323 x 244 x 173 x 259 = 7062658568

Therefore, the lowest common multiple of 646,488,173,518 is 7062658568.

LCM Formula to Find Lowest Common Multiple of 646,488,173,518

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.

646 x 488 x 173 x 518 = 28250634272

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.

646 : 1, 2, 17, 19, 34, 38, 323, 646

488 : 1, 2, 4, 8, 61, 122, 244, 488

173 : 1, 173

518 : 1, 2, 7, 14, 37, 74, 259, 518

1 is the greatest number that appears in all the lists. Therefore, we can determine that the GCF of 646,488,173,518, is 1.

Now, the common factors can be found like this.

646:2x 17x 19

488:2x 2x 2x 61

173:173

518:2x 7x 37

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 = 28250634272/(1x4)

LCM = 28250634272/4

LCM = 7062658568

Thus, we can understand that the LCM of 646,488,173,518 is 7062658568.

LCM of two or more Numbers Calculation Examples

FAQs on LCM of 646, 488, 173, 518

1. What is the LCM of 646, 488, 173, 518?

Answer: LCM of 646, 488, 173, 518 is 7062658568.

2. How to calculate the LCM of 646, 488, 173, 518?

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 646, 488, 173, 518.

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}.