Online GCD Calculator is useful to find the GCD of 687, 807, 970 quickly. Get the easiest ways to solve the greatest common divisor of 687, 807, 970 i.e 1 in different methods as follows.
Given Input numbers are 687, 807, 970
In the factoring method, we have to find the divisors of all numbers
Divisors of 687 :
The positive integer divisors of 687 that completely divides 687 are.
1, 3, 229, 687
Divisors of 807 :
The positive integer divisors of 807 that completely divides 807 are.
1, 3, 269, 807
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 (687, 807, 970) = 1.
Given numbers are 687, 807, 970
The list of prime factors of all numbers are
Prime factors of 687 are 3 x 229
Prime factors of 807 are 3 x 269
Prime factors of 970 are 2 x 5 x 97
The above numbers do not have any common prime factor. So GCD is 1
Given numbers are 687, 807, 970
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(687, 807) = 184803
GCD(687, 807) = ( 687 x 807 ) / 184803
= 687 / 807
= 687
Step2:
LCM(3, 970) = 2910
GCD(3, 970) = ( 3 x 970 ) / 2910
= 3 / 970
= 3
So, Greatest Common Divisor of 687, 807, 970 is 1
Here are some samples of GCD of Numbers calculations.
Given numbers are 687, 807, 970
The greatest common divisor of numbers 687, 807, 970 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 687, 807, 970 is 1.
1. What is the GCD of 687, 807, 970?
GCD of given numbers 687, 807, 970 is 1
2. How to calculate the greatest common divisor of 687, 807, 970?
We can find the highest common divisor of 687, 807, 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 687, 807, 970 i.e 1.
3. How can I use the GCD of 687, 807, 970Calculator?
Out the numbers 687, 807, 970 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.