Online GCD Calculator is useful to find the GCD of 429, 861, 816 quickly. Get the easiest ways to solve the greatest common divisor of 429, 861, 816 i.e 3 in different methods as follows.
Given Input numbers are 429, 861, 816
In the factoring method, we have to find the divisors of all numbers
Divisors of 429 :
The positive integer divisors of 429 that completely divides 429 are.
1, 3, 11, 13, 33, 39, 143, 429
Divisors of 861 :
The positive integer divisors of 861 that completely divides 861 are.
1, 3, 7, 21, 41, 123, 287, 861
Divisors of 816 :
The positive integer divisors of 816 that completely divides 816 are.
1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816
GCD of numbers is the greatest common divisor
So, the GCD (429, 861, 816) = 3.
Given numbers are 429, 861, 816
The list of prime factors of all numbers are
Prime factors of 429 are 3 x 11 x 13
Prime factors of 861 are 3 x 7 x 41
Prime factors of 816 are 2 x 2 x 2 x 2 x 3 x 17
The highest common occurrence is 31
Therefore, GCD of 429, 861, 816 is 3.
Given numbers are 429, 861, 816
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(429, 861) = 123123
GCD(429, 861) = ( 429 x 861 ) / 123123
= 429 / 861
= 429
Step2:
LCM(3, 816) = 816
GCD(3, 816) = ( 3 x 816 ) / 816
= 3 / 816
= 3
So, Greatest Common Divisor of 429, 861, 816 is 3
Here are some samples of GCD of Numbers calculations.
Given numbers are 429, 861, 816
The greatest common divisor of numbers 429, 861, 816 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 429, 861, 816 is 3.
1. What is the GCD of 429, 861, 816?
GCD of given numbers 429, 861, 816 is 3
2. How to calculate the greatest common divisor of 429, 861, 816?
We can find the highest common divisor of 429, 861, 816 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 429, 861, 816 i.e 3.
3. How can I use the GCD of 429, 861, 816Calculator?
Out the numbers 429, 861, 816 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.