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LCM of 728, 418, 566, 209, 817

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


Find the LCM of 728, 418, 566, 209, 817 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 728, 418, 566, 209, 817. So, keep reading to learn more.

 

LCM of:

Calculate the LCM of 728,418,566,209,817

Given numbers are 728,418,566,209,817

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

The LCM of 728,418,566,209,817 is 1851537688.

Find LCM of 728,418,566,209,817 with Prime Factorization


2 728, 418, 566, 209, 817
11 364, 209, 283, 209, 817
19 364, 19, 283, 19, 817
364, 1, 283, 1, 43

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

2 x 11 x 19 x 364 x 1 x 283 x 1 x 43 = 1851537688

Therefore, the lowest common multiple of 728,418,566,209,817 is 1851537688.

LCM Formula to Find Lowest Common Multiple of 728,418,566,209,817

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.

728 x 418 x 566 x 209 x 817 = 29409824636192

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.

728 : 1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728

418 : 1, 2, 11, 19, 22, 38, 209, 418

566 : 1, 2, 283, 566

209 : 1, 11, 19, 209

817 : 1, 19, 43, 817

1 is the greatest number that appears in all the lists. Therefore, we can determine that the GCF of 728,418,566,209,817, is 1.

Now, the common factors can be found like this.

728:2x 2x 2x 7x 13

418:2x 11x 19

566:2x 283

209:11x 19

817:19x 43

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

2x 2x 11x 19x 19 = 15884

Therefore, the value for common factors is 15884.

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 = 29409824636192/(1x15884)

LCM = 29409824636192/15884

LCM = 1851537688

Thus, we can understand that the LCM of 728,418,566,209,817 is 1851537688.

LCM of two or more Numbers Calculation Examples

FAQs on LCM of 728, 418, 566, 209, 817

1. What is the LCM of 728, 418, 566, 209, 817?

Answer: LCM of 728, 418, 566, 209, 817 is 1851537688.

2. How to calculate the LCM of 728, 418, 566, 209, 817?

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 728, 418, 566, 209, 817.

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}.