Online GCD Calculator is useful to find the GCD of 672, 390, 970 quickly. Get the easiest ways to solve the greatest common divisor of 672, 390, 970 i.e 2 in different methods as follows.
Given Input numbers are 672, 390, 970
In the factoring method, we have to find the divisors of all numbers
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
Divisors of 390 :
The positive integer divisors of 390 that completely divides 390 are.
1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390
Divisors of 970 :
The positive integer divisors of 970 that completely divides 970 are.
1, 2, 5, 10, 97, 194, 485, 970
GCD of numbers is the greatest common divisor
So, the GCD (672, 390, 970) = 2.
Given numbers are 672, 390, 970
The list of prime factors of all numbers are
Prime factors of 672 are 2 x 2 x 2 x 2 x 2 x 3 x 7
Prime factors of 390 are 2 x 3 x 5 x 13
Prime factors of 970 are 2 x 5 x 97
The highest common occurrence is 21
Therefore, GCD of 672, 390, 970 is 2.
Given numbers are 672, 390, 970
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(672, 390) = 43680
GCD(672, 390) = ( 672 x 390 ) / 43680
= 672 / 390
= 672
Step2:
LCM(6, 970) = 2910
GCD(6, 970) = ( 6 x 970 ) / 2910
= 6 / 970
= 6
So, Greatest Common Divisor of 672, 390, 970 is 2
Here are some samples of GCD of Numbers calculations.
Given numbers are 672, 390, 970
The greatest common divisor of numbers 672, 390, 970 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 672, 390, 970 is 2.
1. What is the GCD of 672, 390, 970?
GCD of given numbers 672, 390, 970 is 2
2. How to calculate the greatest common divisor of 672, 390, 970?
We can find the highest common divisor of 672, 390, 970 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 672, 390, 970 i.e 2.
3. How can I use the GCD of 672, 390, 970Calculator?
Out the numbers 672, 390, 970 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.