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LCM of 221, 418, 763, 908

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


Find the LCM of 221, 418, 763, 908 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 221, 418, 763, 908. So, keep reading to learn more.

 

LCM of:

Calculate the LCM of 221,418,763,908

Given numbers are 221,418,763,908

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

The LCM of 221,418,763,908 is 31999923956.

Find LCM of 221,418,763,908 with Prime Factorization


2 221, 418, 763, 908
221, 209, 763, 454

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

2 x 221 x 209 x 763 x 454 = 31999923956

Therefore, the lowest common multiple of 221,418,763,908 is 31999923956.

LCM Formula to Find Lowest Common Multiple of 221,418,763,908

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.

221 x 418 x 763 x 908 = 63999847912

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.

221 : 1, 13, 17, 221

418 : 1, 2, 11, 19, 22, 38, 209, 418

763 : 1, 7, 109, 763

908 : 1, 2, 4, 227, 454, 908

1 is the greatest number that appears in all the lists. Therefore, we can determine that the GCF of 221,418,763,908, is 1.

Now, the common factors can be found like this.

221:13x 17

418:2x 11x 19

763:7x 109

908:2x 2x 227

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 = 63999847912/(1x2)

LCM = 63999847912/2

LCM = 31999923956

Thus, we can understand that the LCM of 221,418,763,908 is 31999923956.

LCM of two or more Numbers Calculation Examples

FAQs on LCM of 221, 418, 763, 908

1. What is the LCM of 221, 418, 763, 908?

Answer: LCM of 221, 418, 763, 908 is 31999923956.

2. How to calculate the LCM of 221, 418, 763, 908?

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 221, 418, 763, 908.

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}.