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LCM of 641, 154, 564, 346

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


Find the LCM of 641, 154, 564, 346 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 641, 154, 564, 346. So, keep reading to learn more.

 

LCM of:

Calculate the LCM of 641,154,564,346

Given numbers are 641,154,564,346

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

The LCM of 641,154,564,346 is 4815861204.

Find LCM of 641,154,564,346 with Prime Factorization


2 641, 154, 564, 346
641, 77, 282, 173

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

2 x 641 x 77 x 282 x 173 = 4815861204

Therefore, the lowest common multiple of 641,154,564,346 is 4815861204.

LCM Formula to Find Lowest Common Multiple of 641,154,564,346

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.

641 x 154 x 564 x 346 = 19263444816

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.

641 : 1, 641

154 : 1, 2, 7, 11, 14, 22, 77, 154

564 : 1, 2, 3, 4, 6, 12, 47, 94, 141, 188, 282, 564

346 : 1, 2, 173, 346

1 is the greatest number that appears in all the lists. Therefore, we can determine that the GCF of 641,154,564,346, is 1.

Now, the common factors can be found like this.

641:641

154:2x 7x 11

564:2x 2x 3x 47

346:2x 173

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

2x 2 = 4

Therefore, the value for common factors is 4.

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 = 19263444816/(1x4)

LCM = 19263444816/4

LCM = 4815861204

Thus, we can understand that the LCM of 641,154,564,346 is 4815861204.

LCM of two or more Numbers Calculation Examples

FAQs on LCM of 641, 154, 564, 346

1. What is the LCM of 641, 154, 564, 346?

Answer: LCM of 641, 154, 564, 346 is 4815861204.

2. How to calculate the LCM of 641, 154, 564, 346?

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 641, 154, 564, 346.

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}.