Online GCD Calculator is useful to find the GCD of 211, 703, 420 quickly. Get the easiest ways to solve the greatest common divisor of 211, 703, 420 i.e 1 in different methods as follows.
Given Input numbers are 211, 703, 420
In the factoring method, we have to find the divisors of all numbers
Divisors of 211 :
The positive integer divisors of 211 that completely divides 211 are.
1, 211
Divisors of 703 :
The positive integer divisors of 703 that completely divides 703 are.
1, 19, 37, 703
Divisors of 420 :
The positive integer divisors of 420 that completely divides 420 are.
1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420
GCD of numbers is the greatest common divisor
So, the GCD (211, 703, 420) = 1.
Given numbers are 211, 703, 420
The list of prime factors of all numbers are
Prime factors of 211 are 211
Prime factors of 703 are 19 x 37
Prime factors of 420 are 2 x 2 x 3 x 5 x 7
The above numbers do not have any common prime factor. So GCD is 1
Given numbers are 211, 703, 420
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(211, 703) = 148333
GCD(211, 703) = ( 211 x 703 ) / 148333
= 211 / 703
= 211
Step2:
LCM(1, 420) = 420
GCD(1, 420) = ( 1 x 420 ) / 420
= 1 / 420
= 1
So, Greatest Common Divisor of 211, 703, 420 is 1
Here are some samples of GCD of Numbers calculations.
Given numbers are 211, 703, 420
The greatest common divisor of numbers 211, 703, 420 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 211, 703, 420 is 1.
1. What is the GCD of 211, 703, 420?
GCD of given numbers 211, 703, 420 is 1
2. How to calculate the greatest common divisor of 211, 703, 420?
We can find the highest common divisor of 211, 703, 420 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 211, 703, 420 i.e 1.
3. How can I use the GCD of 211, 703, 420Calculator?
Out the numbers 211, 703, 420 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.