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LCM of 403, 804, 747, 685

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


Find the LCM of 403, 804, 747, 685 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 403, 804, 747, 685. So, keep reading to learn more.

 

LCM of:

Calculate the LCM of 403,804,747,685

Given numbers are 403,804,747,685

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

The LCM of 403,804,747,685 is 55265106780.

Find LCM of 403,804,747,685 with Prime Factorization


3 403, 804, 747, 685
403, 268, 249, 685

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

3 x 403 x 268 x 249 x 685 = 55265106780

Therefore, the lowest common multiple of 403,804,747,685 is 55265106780.

LCM Formula to Find Lowest Common Multiple of 403,804,747,685

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.

403 x 804 x 747 x 685 = 165795320340

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.

403 : 1, 13, 31, 403

804 : 1, 2, 3, 4, 6, 12, 67, 134, 201, 268, 402, 804

747 : 1, 3, 9, 83, 249, 747

685 : 1, 5, 137, 685

1 is the greatest number that appears in all the lists. Therefore, we can determine that the GCF of 403,804,747,685, is 1.

Now, the common factors can be found like this.

403:13x 31

804:2x 2x 3x 67

747:3x 3x 83

685:5x 137

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

3 = 3

Therefore, the value for common factors is 3.

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 = 165795320340/(1x3)

LCM = 165795320340/3

LCM = 55265106780

Thus, we can understand that the LCM of 403,804,747,685 is 55265106780.

LCM of two or more Numbers Calculation Examples

FAQs on LCM of 403, 804, 747, 685

1. What is the LCM of 403, 804, 747, 685?

Answer: LCM of 403, 804, 747, 685 is 55265106780.

2. How to calculate the LCM of 403, 804, 747, 685?

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 403, 804, 747, 685.

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}.