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LCM of 205, 266, 456, 921

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


Find the LCM of 205, 266, 456, 921 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 205, 266, 456, 921. So, keep reading to learn more.

 

LCM of:

Calculate the LCM of 205,266,456,921

Given numbers are 205,266,456,921

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

The LCM of 205,266,456,921 is 200888520.

Find LCM of 205,266,456,921 with Prime Factorization


2 205, 266, 456, 921
3 205, 133, 228, 921
19 205, 133, 76, 307
205, 7, 4, 307

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

2 x 3 x 19 x 205 x 7 x 4 x 307 = 200888520

Therefore, the lowest common multiple of 205,266,456,921 is 200888520.

LCM Formula to Find Lowest Common Multiple of 205,266,456,921

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.

205 x 266 x 456 x 921 = 22901291280

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.

205 : 1, 5, 41, 205

266 : 1, 2, 7, 14, 19, 38, 133, 266

456 : 1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 456

921 : 1, 3, 307, 921

1 is the greatest number that appears in all the lists. Therefore, we can determine that the GCF of 205,266,456,921, is 1.

Now, the common factors can be found like this.

205:5x 41

266:2x 7x 19

456:2x 2x 2x 3x 19

921:3x 307

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

2x 3x 19 = 114

Therefore, the value for common factors is 114.

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 = 22901291280/(1x114)

LCM = 22901291280/114

LCM = 200888520

Thus, we can understand that the LCM of 205,266,456,921 is 200888520.

LCM of two or more Numbers Calculation Examples

FAQs on LCM of 205, 266, 456, 921

1. What is the LCM of 205, 266, 456, 921?

Answer: LCM of 205, 266, 456, 921 is 200888520.

2. How to calculate the LCM of 205, 266, 456, 921?

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 205, 266, 456, 921.

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}.