Online GCD Calculator is useful to find the GCD of 684, 725, 870 quickly. Get the easiest ways to solve the greatest common divisor of 684, 725, 870 i.e 1 in different methods as follows.
Given Input numbers are 684, 725, 870
In the factoring method, we have to find the divisors of all numbers
Divisors of 684 :
The positive integer divisors of 684 that completely divides 684 are.
1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684
Divisors of 725 :
The positive integer divisors of 725 that completely divides 725 are.
1, 5, 25, 29, 145, 725
Divisors of 870 :
The positive integer divisors of 870 that completely divides 870 are.
1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870
GCD of numbers is the greatest common divisor
So, the GCD (684, 725, 870) = 1.
Given numbers are 684, 725, 870
The list of prime factors of all numbers are
Prime factors of 684 are 2 x 2 x 3 x 3 x 19
Prime factors of 725 are 5 x 5 x 29
Prime factors of 870 are 2 x 3 x 5 x 29
The above numbers do not have any common prime factor. So GCD is 1
Given numbers are 684, 725, 870
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(684, 725) = 495900
GCD(684, 725) = ( 684 x 725 ) / 495900
= 684 / 725
= 684
Step2:
LCM(1, 870) = 870
GCD(1, 870) = ( 1 x 870 ) / 870
= 1 / 870
= 1
So, Greatest Common Divisor of 684, 725, 870 is 1
Here are some samples of GCD of Numbers calculations.
Given numbers are 684, 725, 870
The greatest common divisor of numbers 684, 725, 870 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 684, 725, 870 is 1.
1. What is the GCD of 684, 725, 870?
GCD of given numbers 684, 725, 870 is 1
2. How to calculate the greatest common divisor of 684, 725, 870?
We can find the highest common divisor of 684, 725, 870 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 684, 725, 870 i.e 1.
3. How can I use the GCD of 684, 725, 870Calculator?
Out the numbers 684, 725, 870 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.