Online GCD Calculator is useful to find the GCD of 920, 843, 646 quickly. Get the easiest ways to solve the greatest common divisor of 920, 843, 646 i.e 1 in different methods as follows.
Given Input numbers are 920, 843, 646
In the factoring method, we have to find the divisors of all numbers
Divisors of 920 :
The positive integer divisors of 920 that completely divides 920 are.
1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920
Divisors of 843 :
The positive integer divisors of 843 that completely divides 843 are.
1, 3, 281, 843
Divisors of 646 :
The positive integer divisors of 646 that completely divides 646 are.
1, 2, 17, 19, 34, 38, 323, 646
GCD of numbers is the greatest common divisor
So, the GCD (920, 843, 646) = 1.
Given numbers are 920, 843, 646
The list of prime factors of all numbers are
Prime factors of 920 are 2 x 2 x 2 x 5 x 23
Prime factors of 843 are 3 x 281
Prime factors of 646 are 2 x 17 x 19
The above numbers do not have any common prime factor. So GCD is 1
Given numbers are 920, 843, 646
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(920, 843) = 775560
GCD(920, 843) = ( 920 x 843 ) / 775560
= 920 / 843
= 920
Step2:
LCM(1, 646) = 646
GCD(1, 646) = ( 1 x 646 ) / 646
= 1 / 646
= 1
So, Greatest Common Divisor of 920, 843, 646 is 1
Here are some samples of GCD of Numbers calculations.
Given numbers are 920, 843, 646
The greatest common divisor of numbers 920, 843, 646 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 920, 843, 646 is 1.
1. What is the GCD of 920, 843, 646?
GCD of given numbers 920, 843, 646 is 1
2. How to calculate the greatest common divisor of 920, 843, 646?
We can find the highest common divisor of 920, 843, 646 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 920, 843, 646 i.e 1.
3. How can I use the GCD of 920, 843, 646Calculator?
Out the numbers 920, 843, 646 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.