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LCM of 173, 770, 160, 861

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


Find the LCM of 173, 770, 160, 861 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 173, 770, 160, 861. So, keep reading to learn more.

 

LCM of:

Calculate the LCM of 173,770,160,861

Given numbers are 173,770,160,861

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

The LCM of 173,770,160,861 is 262157280.

Find LCM of 173,770,160,861 with Prime Factorization


2 173, 770, 160, 861
5 173, 385, 80, 861
7 173, 77, 16, 861
173, 11, 16, 123

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

2 x 5 x 7 x 173 x 11 x 16 x 123 = 262157280

Therefore, the lowest common multiple of 173,770,160,861 is 262157280.

LCM Formula to Find Lowest Common Multiple of 173,770,160,861

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.

173 x 770 x 160 x 861 = 18351009600

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.

173 : 1, 173

770 : 1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770

160 : 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160

861 : 1, 3, 7, 21, 41, 123, 287, 861

1 is the greatest number that appears in all the lists. Therefore, we can determine that the GCF of 173,770,160,861, is 1.

Now, the common factors can be found like this.

173:173

770:2x 5x 7x 11

160:2x 2x 2x 2x 2x 5

861:3x 7x 41

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

2x 5x 7 = 70

Therefore, the value for common factors is 70.

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 = 18351009600/(1x70)

LCM = 18351009600/70

LCM = 262157280

Thus, we can understand that the LCM of 173,770,160,861 is 262157280.

LCM of two or more Numbers Calculation Examples

FAQs on LCM of 173, 770, 160, 861

1. What is the LCM of 173, 770, 160, 861?

Answer: LCM of 173, 770, 160, 861 is 262157280.

2. How to calculate the LCM of 173, 770, 160, 861?

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 173, 770, 160, 861.

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}.