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LCM of 391, 585, 102, 982

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


Find the LCM of 391, 585, 102, 982 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 391, 585, 102, 982. So, keep reading to learn more.

 

LCM of:

Calculate the LCM of 391,585,102,982

Given numbers are 391,585,102,982

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

The LCM of 391,585,102,982 is 224617770.

Find LCM of 391,585,102,982 with Prime Factorization


2 391, 585, 102, 982
3 391, 585, 51, 491
17 391, 195, 17, 491
23, 195, 1, 491

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

2 x 3 x 17 x 23 x 195 x 1 x 491 = 224617770

Therefore, the lowest common multiple of 391,585,102,982 is 224617770.

LCM Formula to Find Lowest Common Multiple of 391,585,102,982

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.

391 x 585 x 102 x 982 = 22911012540

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.

391 : 1, 17, 23, 391

585 : 1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585

102 : 1, 2, 3, 6, 17, 34, 51, 102

982 : 1, 2, 491, 982

1 is the greatest number that appears in all the lists. Therefore, we can determine that the GCF of 391,585,102,982, is 1.

Now, the common factors can be found like this.

391:17x 23

585:3x 3x 5x 13

102:2x 3x 17

982:2x 491

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 17 = 102

Therefore, the value for common factors is 102.

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 = 22911012540/(1x102)

LCM = 22911012540/102

LCM = 224617770

Thus, we can understand that the LCM of 391,585,102,982 is 224617770.

LCM of two or more Numbers Calculation Examples

FAQs on LCM of 391, 585, 102, 982

1. What is the LCM of 391, 585, 102, 982?

Answer: LCM of 391, 585, 102, 982 is 224617770.

2. How to calculate the LCM of 391, 585, 102, 982?

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 391, 585, 102, 982.

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}.