Online GCD Calculator is useful to find the GCD of 434, 409, 155 quickly. Get the easiest ways to solve the greatest common divisor of 434, 409, 155 i.e 1 in different methods as follows.
Given Input numbers are 434, 409, 155
In the factoring method, we have to find the divisors of all numbers
Divisors of 434 :
The positive integer divisors of 434 that completely divides 434 are.
1, 2, 7, 14, 31, 62, 217, 434
Divisors of 409 :
The positive integer divisors of 409 that completely divides 409 are.
1, 409
Divisors of 155 :
The positive integer divisors of 155 that completely divides 155 are.
1, 5, 31, 155
GCD of numbers is the greatest common divisor
So, the GCD (434, 409, 155) = 1.
Given numbers are 434, 409, 155
The list of prime factors of all numbers are
Prime factors of 434 are 2 x 7 x 31
Prime factors of 409 are 409
Prime factors of 155 are 5 x 31
The above numbers do not have any common prime factor. So GCD is 1
Given numbers are 434, 409, 155
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(434, 409) = 177506
GCD(434, 409) = ( 434 x 409 ) / 177506
= 434 / 409
= 434
Step2:
LCM(1, 155) = 155
GCD(1, 155) = ( 1 x 155 ) / 155
= 1 / 155
= 1
So, Greatest Common Divisor of 434, 409, 155 is 1
Here are some samples of GCD of Numbers calculations.
Given numbers are 434, 409, 155
The greatest common divisor of numbers 434, 409, 155 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 434, 409, 155 is 1.
1. What is the GCD of 434, 409, 155?
GCD of given numbers 434, 409, 155 is 1
2. How to calculate the greatest common divisor of 434, 409, 155?
We can find the highest common divisor of 434, 409, 155 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 434, 409, 155 i.e 1.
3. How can I use the GCD of 434, 409, 155Calculator?
Out the numbers 434, 409, 155 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.