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LCM of 642, 890, 959, 598

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


Find the LCM of 642, 890, 959, 598 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 642, 890, 959, 598. So, keep reading to learn more.

 

LCM of:

Calculate the LCM of 642,890,959,598

Given numbers are 642,890,959,598

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

The LCM of 642,890,959,598 is 81919036290.

Find LCM of 642,890,959,598 with Prime Factorization


2 642, 890, 959, 598
321, 445, 959, 299

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

2 x 321 x 445 x 959 x 299 = 81919036290

Therefore, the lowest common multiple of 642,890,959,598 is 81919036290.

LCM Formula to Find Lowest Common Multiple of 642,890,959,598

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.

642 x 890 x 959 x 598 = 327676145160

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.

642 : 1, 2, 3, 6, 107, 214, 321, 642

890 : 1, 2, 5, 10, 89, 178, 445, 890

959 : 1, 7, 137, 959

598 : 1, 2, 13, 23, 26, 46, 299, 598

1 is the greatest number that appears in all the lists. Therefore, we can determine that the GCF of 642,890,959,598, is 1.

Now, the common factors can be found like this.

642:2x 3x 107

890:2x 5x 89

959:7x 137

598:2x 13x 23

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 = 327676145160/(1x4)

LCM = 327676145160/4

LCM = 81919036290

Thus, we can understand that the LCM of 642,890,959,598 is 81919036290.

LCM of two or more Numbers Calculation Examples

FAQs on LCM of 642, 890, 959, 598

1. What is the LCM of 642, 890, 959, 598?

Answer: LCM of 642, 890, 959, 598 is 81919036290.

2. How to calculate the LCM of 642, 890, 959, 598?

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 642, 890, 959, 598.

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}.