Online GCD Calculator is useful to find the GCD of 680, 156, 672 quickly. Get the easiest ways to solve the greatest common divisor of 680, 156, 672 i.e 4 in different methods as follows.
Given Input numbers are 680, 156, 672
In the factoring method, we have to find the divisors of all numbers
Divisors of 680 :
The positive integer divisors of 680 that completely divides 680 are.
1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680
Divisors of 156 :
The positive integer divisors of 156 that completely divides 156 are.
1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156
Divisors of 672 :
The positive integer divisors of 672 that completely divides 672 are.
1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672
GCD of numbers is the greatest common divisor
So, the GCD (680, 156, 672) = 4.
Given numbers are 680, 156, 672
The list of prime factors of all numbers are
Prime factors of 680 are 2 x 2 x 2 x 5 x 17
Prime factors of 156 are 2 x 2 x 3 x 13
Prime factors of 672 are 2 x 2 x 2 x 2 x 2 x 3 x 7
The highest common occurrence is 22
Therefore, GCD of 680, 156, 672 is 4.
Given numbers are 680, 156, 672
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(680, 156) = 26520
GCD(680, 156) = ( 680 x 156 ) / 26520
= 680 / 156
= 680
Step2:
LCM(4, 672) = 672
GCD(4, 672) = ( 4 x 672 ) / 672
= 4 / 672
= 4
So, Greatest Common Divisor of 680, 156, 672 is 4
Here are some samples of GCD of Numbers calculations.
Given numbers are 680, 156, 672
The greatest common divisor of numbers 680, 156, 672 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 680, 156, 672 is 4.
1. What is the GCD of 680, 156, 672?
GCD of given numbers 680, 156, 672 is 4
2. How to calculate the greatest common divisor of 680, 156, 672?
We can find the highest common divisor of 680, 156, 672 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 680, 156, 672 i.e 4.
3. How can I use the GCD of 680, 156, 672Calculator?
Out the numbers 680, 156, 672 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.