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LCM of 903, 903, 642, 289

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


Find the LCM of 903, 903, 642, 289 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 903, 903, 642, 289. So, keep reading to learn more.

 

LCM of:

Calculate the LCM of 903,903,642,289

Given numbers are 903,903,642,289

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

The LCM of 903,903,642,289 is 55846938.

Find LCM of 903,903,642,289 with Prime Factorization


3 903, 903, 642, 289
7 301, 301, 214, 289
43 43, 43, 214, 289
1, 1, 214, 289

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

3 x 7 x 43 x 1 x 1 x 214 x 289 = 55846938

Therefore, the lowest common multiple of 903,903,642,289 is 55846938.

LCM Formula to Find Lowest Common Multiple of 903,903,642,289

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.

903 x 903 x 642 x 289 = 151289355042

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.

903 : 1, 3, 7, 21, 43, 129, 301, 903

903 : 1, 3, 7, 21, 43, 129, 301, 903

642 : 1, 2, 3, 6, 107, 214, 321, 642

289 : 1, 17, 289

1 is the greatest number that appears in all the lists. Therefore, we can determine that the GCF of 903,903,642,289, is 1.

Now, the common factors can be found like this.

903:3x 7x 43

903:3x 7x 43

642:2x 3x 107

289:17x 17

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

3x 3x 7x 43 = 2709

Therefore, the value for common factors is 2709.

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 = 151289355042/(1x2709)

LCM = 151289355042/2709

LCM = 55846938

Thus, we can understand that the LCM of 903,903,642,289 is 55846938.

LCM of two or more Numbers Calculation Examples

FAQs on LCM of 903, 903, 642, 289

1. What is the LCM of 903, 903, 642, 289?

Answer: LCM of 903, 903, 642, 289 is 55846938.

2. How to calculate the LCM of 903, 903, 642, 289?

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 903, 903, 642, 289.

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}.