Online GCD Calculator is useful to find the GCD of 140, 138, 764 quickly. Get the easiest ways to solve the greatest common divisor of 140, 138, 764 i.e 2 in different methods as follows.
Given Input numbers are 140, 138, 764
In the factoring method, we have to find the divisors of all numbers
Divisors of 140 :
The positive integer divisors of 140 that completely divides 140 are.
1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140
Divisors of 138 :
The positive integer divisors of 138 that completely divides 138 are.
1, 2, 3, 6, 23, 46, 69, 138
Divisors of 764 :
The positive integer divisors of 764 that completely divides 764 are.
1, 2, 4, 191, 382, 764
GCD of numbers is the greatest common divisor
So, the GCD (140, 138, 764) = 2.
Given numbers are 140, 138, 764
The list of prime factors of all numbers are
Prime factors of 140 are 2 x 2 x 5 x 7
Prime factors of 138 are 2 x 3 x 23
Prime factors of 764 are 2 x 2 x 191
The highest common occurrence is 21
Therefore, GCD of 140, 138, 764 is 2.
Given numbers are 140, 138, 764
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(140, 138) = 9660
GCD(140, 138) = ( 140 x 138 ) / 9660
= 140 / 138
= 140
Step2:
LCM(2, 764) = 764
GCD(2, 764) = ( 2 x 764 ) / 764
= 2 / 764
= 2
So, Greatest Common Divisor of 140, 138, 764 is 2
Here are some samples of GCD of Numbers calculations.
Given numbers are 140, 138, 764
The greatest common divisor of numbers 140, 138, 764 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 140, 138, 764 is 2.
1. What is the GCD of 140, 138, 764?
GCD of given numbers 140, 138, 764 is 2
2. How to calculate the greatest common divisor of 140, 138, 764?
We can find the highest common divisor of 140, 138, 764 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 140, 138, 764 i.e 2.
3. How can I use the GCD of 140, 138, 764Calculator?
Out the numbers 140, 138, 764 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.