Online GCD Calculator is useful to find the GCD of 479, 162, 978, 820 quickly. Get the easiest ways to solve the greatest common divisor of 479, 162, 978, 820 i.e 1 in different methods as follows.
Given Input numbers are 479, 162, 978, 820
In the factoring method, we have to find the divisors of all numbers
Divisors of 479 :
The positive integer divisors of 479 that completely divides 479 are.
1, 479
Divisors of 162 :
The positive integer divisors of 162 that completely divides 162 are.
1, 2, 3, 6, 9, 18, 27, 54, 81, 162
Divisors of 978 :
The positive integer divisors of 978 that completely divides 978 are.
1, 2, 3, 6, 163, 326, 489, 978
Divisors of 820 :
The positive integer divisors of 820 that completely divides 820 are.
1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820
GCD of numbers is the greatest common divisor
So, the GCD (479, 162, 978, 820) = 1.
Given numbers are 479, 162, 978, 820
The list of prime factors of all numbers are
Prime factors of 479 are 479
Prime factors of 162 are 2 x 3 x 3 x 3 x 3
Prime factors of 978 are 2 x 3 x 163
Prime factors of 820 are 2 x 2 x 5 x 41
The above numbers do not have any common prime factor. So GCD is 1
Given numbers are 479, 162, 978, 820
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(479, 162) = 77598
GCD(479, 162) = ( 479 x 162 ) / 77598
= 479 / 162
= 479
Step2:
LCM(1, 978) = 978
GCD(1, 978) = ( 1 x 978 ) / 978
= 1 / 978
= 1
Step3:
LCM(1, 820) = 820
GCD(1, 820) = ( 1 x 820 ) / 820
= 1 / 820
= 1
So, Greatest Common Divisor of 479, 162, 978, 820 is 1
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Given numbers are 479, 162, 978, 820
The greatest common divisor of numbers 479, 162, 978, 820 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 479, 162, 978, 820 is 1.
1. What is the GCD of 479, 162, 978, 820?
GCD of given numbers 479, 162, 978, 820 is 1
2. How to calculate the greatest common divisor of 479, 162, 978, 820?
We can find the highest common divisor of 479, 162, 978, 820 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 479, 162, 978, 820 i.e 1.
3. How can I use the GCD of 479, 162, 978, 820Calculator?
Out the numbers 479, 162, 978, 820 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.