Online GCD Calculator is useful to find the GCD of 820, 394, 240 quickly. Get the easiest ways to solve the greatest common divisor of 820, 394, 240 i.e 2 in different methods as follows.
Given Input numbers are 820, 394, 240
In the factoring method, we have to find the divisors of all numbers
Divisors of 820 :
The positive integer divisors of 820 that completely divides 820 are.
1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820
Divisors of 394 :
The positive integer divisors of 394 that completely divides 394 are.
1, 2, 197, 394
Divisors of 240 :
The positive integer divisors of 240 that completely divides 240 are.
1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240
GCD of numbers is the greatest common divisor
So, the GCD (820, 394, 240) = 2.
Given numbers are 820, 394, 240
The list of prime factors of all numbers are
Prime factors of 820 are 2 x 2 x 5 x 41
Prime factors of 394 are 2 x 197
Prime factors of 240 are 2 x 2 x 2 x 2 x 3 x 5
The highest common occurrence is 21
Therefore, GCD of 820, 394, 240 is 2.
Given numbers are 820, 394, 240
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(820, 394) = 161540
GCD(820, 394) = ( 820 x 394 ) / 161540
= 820 / 394
= 820
Step2:
LCM(2, 240) = 240
GCD(2, 240) = ( 2 x 240 ) / 240
= 2 / 240
= 2
So, Greatest Common Divisor of 820, 394, 240 is 2
Here are some samples of GCD of Numbers calculations.
Given numbers are 820, 394, 240
The greatest common divisor of numbers 820, 394, 240 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 820, 394, 240 is 2.
1. What is the GCD of 820, 394, 240?
GCD of given numbers 820, 394, 240 is 2
2. How to calculate the greatest common divisor of 820, 394, 240?
We can find the highest common divisor of 820, 394, 240 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 820, 394, 240 i.e 2.
3. How can I use the GCD of 820, 394, 240Calculator?
Out the numbers 820, 394, 240 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.