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GCD of 698, 128, 123 Calculator

Created By : Veerendra
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023


Online GCD Calculator is useful to find the GCD of 698, 128, 123 quickly. Get the easiest ways to solve the greatest common divisor of 698, 128, 123 i.e 1 in different methods as follows.

GCD of

How to Find GCD of Numbers 698, 128, 123 with Factoring?

Given Input numbers are 698, 128, 123

In the factoring method, we have to find the divisors of all numbers

Divisors of 698 :

The positive integer divisors of 698 that completely divides 698 are.

1, 2, 349, 698

Divisors of 128 :

The positive integer divisors of 128 that completely divides 128 are.

1, 2, 4, 8, 16, 32, 64, 128

Divisors of 123 :

The positive integer divisors of 123 that completely divides 123 are.

1, 3, 41, 123


GCD of numbers is the greatest common divisor

So, the GCD (698, 128, 123) = 1.

Find GCD of 698, 128, 123 using Prime Factorization

Given numbers are 698, 128, 123

The list of prime factors of all numbers are

Prime factors of 698 are 2 x 349

Prime factors of 128 are 2 x 2 x 2 x 2 x 2 x 2 x 2

Prime factors of 123 are 3 x 41

The above numbers do not have any common prime factor. So GCD is 1

Steps to Calculate GCD of 698, 128, 123 using LCM Formula

Given numbers are 698, 128, 123

GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)

Apply this formula for all numbers.

Step1:

LCM(698, 128) = 44672

GCD(698, 128) = ( 698 x 128 ) / 44672

= 698 / 128

= 698


Step2:

LCM(2, 123) = 246

GCD(2, 123) = ( 2 x 123 ) / 246

= 2 / 123

= 2


So, Greatest Common Divisor of 698, 128, 123 is 1

GCD of Numbers Calculation Examples

Greatest Common Divisor of 698, 128, 123

Given numbers are 698, 128, 123
The greatest common divisor of numbers 698, 128, 123 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 698, 128, 123 is 1.

FAQs on GCD of 698, 128, 123 Calculator

1. What is the GCD of 698, 128, 123?

GCD of given numbers 698, 128, 123 is 1


2. How to calculate the greatest common divisor of 698, 128, 123?

We can find the highest common divisor of 698, 128, 123 easily using the prime factorization method. Just list the prime factors of all numbers and pick the highest common factor which is the GCD of 698, 128, 123 i.e 1.


3. How can I use the GCD of 698, 128, 123Calculator?

Out the numbers 698, 128, 123 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.