Online GCD Calculator is useful to find the GCD of 139, 405, 693 quickly. Get the easiest ways to solve the greatest common divisor of 139, 405, 693 i.e 1 in different methods as follows.
Given Input numbers are 139, 405, 693
In the factoring method, we have to find the divisors of all numbers
Divisors of 139 :
The positive integer divisors of 139 that completely divides 139 are.
1, 139
Divisors of 405 :
The positive integer divisors of 405 that completely divides 405 are.
1, 3, 5, 9, 15, 27, 45, 81, 135, 405
Divisors of 693 :
The positive integer divisors of 693 that completely divides 693 are.
1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693
GCD of numbers is the greatest common divisor
So, the GCD (139, 405, 693) = 1.
Given numbers are 139, 405, 693
The list of prime factors of all numbers are
Prime factors of 139 are 139
Prime factors of 405 are 3 x 3 x 3 x 3 x 5
Prime factors of 693 are 3 x 3 x 7 x 11
The above numbers do not have any common prime factor. So GCD is 1
Given numbers are 139, 405, 693
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(139, 405) = 56295
GCD(139, 405) = ( 139 x 405 ) / 56295
= 139 / 405
= 139
Step2:
LCM(1, 693) = 693
GCD(1, 693) = ( 1 x 693 ) / 693
= 1 / 693
= 1
So, Greatest Common Divisor of 139, 405, 693 is 1
Here are some samples of GCD of Numbers calculations.
Given numbers are 139, 405, 693
The greatest common divisor of numbers 139, 405, 693 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 139, 405, 693 is 1.
1. What is the GCD of 139, 405, 693?
GCD of given numbers 139, 405, 693 is 1
2. How to calculate the greatest common divisor of 139, 405, 693?
We can find the highest common divisor of 139, 405, 693 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 139, 405, 693 i.e 1.
3. How can I use the GCD of 139, 405, 693Calculator?
Out the numbers 139, 405, 693 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.