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LCM of 687, 535, 712, 243

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


Find the LCM of 687, 535, 712, 243 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 687, 535, 712, 243. So, keep reading to learn more.

 

LCM of:

Calculate the LCM of 687,535,712,243

Given numbers are 687,535,712,243

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

The LCM of 687,535,712,243 is 21197055240.

Find LCM of 687,535,712,243 with Prime Factorization


3 687, 535, 712, 243
229, 535, 712, 81

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

3 x 229 x 535 x 712 x 81 = 21197055240

Therefore, the lowest common multiple of 687,535,712,243 is 21197055240.

LCM Formula to Find Lowest Common Multiple of 687,535,712,243

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.

687 x 535 x 712 x 243 = 63591165720

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.

687 : 1, 3, 229, 687

535 : 1, 5, 107, 535

712 : 1, 2, 4, 8, 89, 178, 356, 712

243 : 1, 3, 9, 27, 81, 243

1 is the greatest number that appears in all the lists. Therefore, we can determine that the GCF of 687,535,712,243, is 1.

Now, the common factors can be found like this.

687:3x 229

535:5x 107

712:2x 2x 2x 89

243:3x 3x 3x 3x 3

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

3 = 3

Therefore, the value for common factors is 3.

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 = 63591165720/(1x3)

LCM = 63591165720/3

LCM = 21197055240

Thus, we can understand that the LCM of 687,535,712,243 is 21197055240.

LCM of two or more Numbers Calculation Examples

FAQs on LCM of 687, 535, 712, 243

1. What is the LCM of 687, 535, 712, 243?

Answer: LCM of 687, 535, 712, 243 is 21197055240.

2. How to calculate the LCM of 687, 535, 712, 243?

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 687, 535, 712, 243.

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}.