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LCM of 247, 828, 605, 391

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


Find the LCM of 247, 828, 605, 391 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 247, 828, 605, 391. So, keep reading to learn more.

 

LCM of:

Calculate the LCM of 247,828,605,391

Given numbers are 247,828,605,391

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

The LCM of 247,828,605,391 is 2103447060.

Find LCM of 247,828,605,391 with Prime Factorization


23 247, 828, 605, 391
247, 36, 605, 17

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

23 x 247 x 36 x 605 x 17 = 2103447060

Therefore, the lowest common multiple of 247,828,605,391 is 2103447060.

LCM Formula to Find Lowest Common Multiple of 247,828,605,391

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.

247 x 828 x 605 x 391 = 48379282380

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.

247 : 1, 13, 19, 247

828 : 1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828

605 : 1, 5, 11, 55, 121, 605

391 : 1, 17, 23, 391

1 is the greatest number that appears in all the lists. Therefore, we can determine that the GCF of 247,828,605,391, is 1.

Now, the common factors can be found like this.

247:13x 19

828:2x 2x 3x 3x 23

605:5x 11x 11

391:17x 23

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

23 = 23

Therefore, the value for common factors is 23.

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 = 48379282380/(1x23)

LCM = 48379282380/23

LCM = 2103447060

Thus, we can understand that the LCM of 247,828,605,391 is 2103447060.

LCM of two or more Numbers Calculation Examples

FAQs on LCM of 247, 828, 605, 391

1. What is the LCM of 247, 828, 605, 391?

Answer: LCM of 247, 828, 605, 391 is 2103447060.

2. How to calculate the LCM of 247, 828, 605, 391?

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 247, 828, 605, 391.

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}.