Online GCD Calculator is useful to find the GCD of 981, 391, 149 quickly. Get the easiest ways to solve the greatest common divisor of 981, 391, 149 i.e 1 in different methods as follows.
Given Input numbers are 981, 391, 149
In the factoring method, we have to find the divisors of all numbers
Divisors of 981 :
The positive integer divisors of 981 that completely divides 981 are.
1, 3, 9, 109, 327, 981
Divisors of 391 :
The positive integer divisors of 391 that completely divides 391 are.
1, 17, 23, 391
Divisors of 149 :
The positive integer divisors of 149 that completely divides 149 are.
1, 149
GCD of numbers is the greatest common divisor
So, the GCD (981, 391, 149) = 1.
Given numbers are 981, 391, 149
The list of prime factors of all numbers are
Prime factors of 981 are 3 x 3 x 109
Prime factors of 391 are 17 x 23
Prime factors of 149 are 149
The above numbers do not have any common prime factor. So GCD is 1
Given numbers are 981, 391, 149
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(981, 391) = 383571
GCD(981, 391) = ( 981 x 391 ) / 383571
= 981 / 391
= 981
Step2:
LCM(1, 149) = 149
GCD(1, 149) = ( 1 x 149 ) / 149
= 1 / 149
= 1
So, Greatest Common Divisor of 981, 391, 149 is 1
Here are some samples of GCD of Numbers calculations.
Given numbers are 981, 391, 149
The greatest common divisor of numbers 981, 391, 149 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 981, 391, 149 is 1.
1. What is the GCD of 981, 391, 149?
GCD of given numbers 981, 391, 149 is 1
2. How to calculate the greatest common divisor of 981, 391, 149?
We can find the highest common divisor of 981, 391, 149 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 981, 391, 149 i.e 1.
3. How can I use the GCD of 981, 391, 149Calculator?
Out the numbers 981, 391, 149 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.