LCD of 561, 165, 684 Calculator

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023


Make use of LCD Calculator to determine the Least Common Denominator of 561, 165, 684 i.e. 639540 smallest integer divisible by all numbers.

LCD of 561, 165, 684 is 639540

LCD(561, 165, 684) = 639540

Ex: 10, 15, 20 (or) 24, 48, 96,45 (or) 78902, 89765, 12345

LCD of

LCD of numbers 561, 165, 684 is 639540

LCD(561, 165, 684) = 639540

LCD of 561,165,684 Calculator

LCD of 561,165,684 is 639540

Arrange the Inputs 561,165,684 in a horizontal line separated by commas and divide them with a prime number. Note the quotients in the next row and divide with quotients with prime numbers again. Continue the process until you have all co primes in the last.

3 561, 165, 684
11 187, 55, 228
17, 5, 228

As all the numbers left in the last row are co primes you need not do the common division process further.

To obtain the Least Common Denominator, multiply the prime numbers with which you have divided the given numbers and the co primes in the last row i.e. 3 x 11 x 17 x 5 x 228 = 639540

Therefore, LCD of 561,165,684 is 639540

Finding LCD of 561,165,684 using GCF Formula

Step1:

Let's calculate the LCD of first two numbers

The formula of LCD is LCD(a,b) = ( a x b) / GCF(a,b)

GCF(561, 165) = 33

LCD(561, 165) = ( 561 x 165 ) / 33

LCD(561, 165) = 92565 / 33

LCD(561, 165) = 2805


Step2:

Here we consider the LCD from the above i.e. 2805 as first number and the next as 684

The formula of LCD is LCD(a,b) = ( a x b) / GCF(a,b)

GCF(2805, 684) = 3

LCD(2805, 684) = ( 2805 x 684 ) / 3

LCD(2805, 684) = 1918620 / 3

LCD(2805, 684) = 639540

LCD of 561,165,684 is 639540

LCD of Numbers Calculation Examples

Frequently Asked Questions on LCD of 561, 165, 684

1. What is the LCD of 561, 165, 684?

Answer: LCD of 561, 165, 684 is 639540.

2. How to find LCD of 561, 165, 684 on a calculator?

Answer: You can find LCD of 561, 165, 684 by simply giving the inputs in the input field and clicking on the Calculator button next to it to get the concerned Least Common Denominator.

3. How to Find the LCD of 561, 165, 684?

Least Common Denominator of 561, 165, 684.

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors with last row quotient of common division that is LCD(561, 165, 684) = 639540.