Online GCD Calculator is useful to find the GCD of 442, 620, 40 quickly. Get the easiest ways to solve the greatest common divisor of 442, 620, 40 i.e 2 in different methods as follows.
Given Input numbers are 442, 620, 40
In the factoring method, we have to find the divisors of all numbers
Divisors of 442 :
The positive integer divisors of 442 that completely divides 442 are.
1, 2, 13, 17, 26, 34, 221, 442
Divisors of 620 :
The positive integer divisors of 620 that completely divides 620 are.
1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620
Divisors of 40 :
The positive integer divisors of 40 that completely divides 40 are.
1, 2, 4, 5, 8, 10, 20, 40
GCD of numbers is the greatest common divisor
So, the GCD (442, 620, 40) = 2.
Given numbers are 442, 620, 40
The list of prime factors of all numbers are
Prime factors of 442 are 2 x 13 x 17
Prime factors of 620 are 2 x 2 x 5 x 31
Prime factors of 40 are 2 x 2 x 2 x 5
The highest common occurrence is 21
Therefore, GCD of 442, 620, 40 is 2.
Given numbers are 442, 620, 40
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(442, 620) = 137020
GCD(442, 620) = ( 442 x 620 ) / 137020
= 442 / 620
= 442
Step2:
LCM(2, 40) = 40
GCD(2, 40) = ( 2 x 40 ) / 40
= 2 / 40
= 2
So, Greatest Common Divisor of 442, 620, 40 is 2
Here are some samples of GCD of Numbers calculations.
Given numbers are 442, 620, 40
The greatest common divisor of numbers 442, 620, 40 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 442, 620, 40 is 2.
1. What is the GCD of 442, 620, 40?
GCD of given numbers 442, 620, 40 is 2
2. How to calculate the greatest common divisor of 442, 620, 40?
We can find the highest common divisor of 442, 620, 40 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 442, 620, 40 i.e 2.
3. How can I use the GCD of 442, 620, 40Calculator?
Out the numbers 442, 620, 40 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.