Online GCD Calculator is useful to find the GCD of 147, 917, 721 quickly. Get the easiest ways to solve the greatest common divisor of 147, 917, 721 i.e 7 in different methods as follows.
Given Input numbers are 147, 917, 721
In the factoring method, we have to find the divisors of all numbers
Divisors of 147 :
The positive integer divisors of 147 that completely divides 147 are.
1, 3, 7, 21, 49, 147
Divisors of 917 :
The positive integer divisors of 917 that completely divides 917 are.
1, 7, 131, 917
Divisors of 721 :
The positive integer divisors of 721 that completely divides 721 are.
1, 7, 103, 721
GCD of numbers is the greatest common divisor
So, the GCD (147, 917, 721) = 7.
Given numbers are 147, 917, 721
The list of prime factors of all numbers are
Prime factors of 147 are 3 x 7 x 7
Prime factors of 917 are 7 x 131
Prime factors of 721 are 7 x 103
The highest common occurrence is 71
Therefore, GCD of 147, 917, 721 is 7.
Given numbers are 147, 917, 721
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(147, 917) = 19257
GCD(147, 917) = ( 147 x 917 ) / 19257
= 147 / 917
= 147
Step2:
LCM(7, 721) = 721
GCD(7, 721) = ( 7 x 721 ) / 721
= 7 / 721
= 7
So, Greatest Common Divisor of 147, 917, 721 is 7
Here are some samples of GCD of Numbers calculations.
Given numbers are 147, 917, 721
The greatest common divisor of numbers 147, 917, 721 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 147, 917, 721 is 7.
1. What is the GCD of 147, 917, 721?
GCD of given numbers 147, 917, 721 is 7
2. How to calculate the greatest common divisor of 147, 917, 721?
We can find the highest common divisor of 147, 917, 721 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 147, 917, 721 i.e 7.
3. How can I use the GCD of 147, 917, 721Calculator?
Out the numbers 147, 917, 721 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.