Online GCD Calculator is useful to find the GCD of 938, 861, 661 quickly. Get the easiest ways to solve the greatest common divisor of 938, 861, 661 i.e 1 in different methods as follows.
Given Input numbers are 938, 861, 661
In the factoring method, we have to find the divisors of all numbers
Divisors of 938 :
The positive integer divisors of 938 that completely divides 938 are.
1, 2, 7, 14, 67, 134, 469, 938
Divisors of 861 :
The positive integer divisors of 861 that completely divides 861 are.
1, 3, 7, 21, 41, 123, 287, 861
Divisors of 661 :
The positive integer divisors of 661 that completely divides 661 are.
1, 661
GCD of numbers is the greatest common divisor
So, the GCD (938, 861, 661) = 1.
Given numbers are 938, 861, 661
The list of prime factors of all numbers are
Prime factors of 938 are 2 x 7 x 67
Prime factors of 861 are 3 x 7 x 41
Prime factors of 661 are 661
The above numbers do not have any common prime factor. So GCD is 1
Given numbers are 938, 861, 661
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(938, 861) = 115374
GCD(938, 861) = ( 938 x 861 ) / 115374
= 938 / 861
= 938
Step2:
LCM(7, 661) = 4627
GCD(7, 661) = ( 7 x 661 ) / 4627
= 7 / 661
= 7
So, Greatest Common Divisor of 938, 861, 661 is 1
Here are some samples of GCD of Numbers calculations.
Given numbers are 938, 861, 661
The greatest common divisor of numbers 938, 861, 661 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 938, 861, 661 is 1.
1. What is the GCD of 938, 861, 661?
GCD of given numbers 938, 861, 661 is 1
2. How to calculate the greatest common divisor of 938, 861, 661?
We can find the highest common divisor of 938, 861, 661 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 938, 861, 661 i.e 1.
3. How can I use the GCD of 938, 861, 661Calculator?
Out the numbers 938, 861, 661 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.