Online GCD Calculator is useful to find the GCD of 562, 731, 21 quickly. Get the easiest ways to solve the greatest common divisor of 562, 731, 21 i.e 1 in different methods as follows.
Given Input numbers are 562, 731, 21
In the factoring method, we have to find the divisors of all numbers
Divisors of 562 :
The positive integer divisors of 562 that completely divides 562 are.
1, 2, 281, 562
Divisors of 731 :
The positive integer divisors of 731 that completely divides 731 are.
1, 17, 43, 731
Divisors of 21 :
The positive integer divisors of 21 that completely divides 21 are.
1, 3, 7, 21
GCD of numbers is the greatest common divisor
So, the GCD (562, 731, 21) = 1.
Given numbers are 562, 731, 21
The list of prime factors of all numbers are
Prime factors of 562 are 2 x 281
Prime factors of 731 are 17 x 43
Prime factors of 21 are 3 x 7
The above numbers do not have any common prime factor. So GCD is 1
Given numbers are 562, 731, 21
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(562, 731) = 410822
GCD(562, 731) = ( 562 x 731 ) / 410822
= 562 / 731
= 562
Step2:
LCM(1, 21) = 21
GCD(1, 21) = ( 1 x 21 ) / 21
= 1 / 21
= 1
So, Greatest Common Divisor of 562, 731, 21 is 1
Here are some samples of GCD of Numbers calculations.
Given numbers are 562, 731, 21
The greatest common divisor of numbers 562, 731, 21 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 562, 731, 21 is 1.
1. What is the GCD of 562, 731, 21?
GCD of given numbers 562, 731, 21 is 1
2. How to calculate the greatest common divisor of 562, 731, 21?
We can find the highest common divisor of 562, 731, 21 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 562, 731, 21 i.e 1.
3. How can I use the GCD of 562, 731, 21Calculator?
Out the numbers 562, 731, 21 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.