Online GCD Calculator is useful to find the GCD of 890, 958, 420 quickly. Get the easiest ways to solve the greatest common divisor of 890, 958, 420 i.e 2 in different methods as follows.
Given Input numbers are 890, 958, 420
In the factoring method, we have to find the divisors of all numbers
Divisors of 890 :
The positive integer divisors of 890 that completely divides 890 are.
1, 2, 5, 10, 89, 178, 445, 890
Divisors of 958 :
The positive integer divisors of 958 that completely divides 958 are.
1, 2, 479, 958
Divisors of 420 :
The positive integer divisors of 420 that completely divides 420 are.
1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420
GCD of numbers is the greatest common divisor
So, the GCD (890, 958, 420) = 2.
Given numbers are 890, 958, 420
The list of prime factors of all numbers are
Prime factors of 890 are 2 x 5 x 89
Prime factors of 958 are 2 x 479
Prime factors of 420 are 2 x 2 x 3 x 5 x 7
The highest common occurrence is 21
Therefore, GCD of 890, 958, 420 is 2.
Given numbers are 890, 958, 420
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(890, 958) = 426310
GCD(890, 958) = ( 890 x 958 ) / 426310
= 890 / 958
= 890
Step2:
LCM(2, 420) = 420
GCD(2, 420) = ( 2 x 420 ) / 420
= 2 / 420
= 2
So, Greatest Common Divisor of 890, 958, 420 is 2
Here are some samples of GCD of Numbers calculations.
Given numbers are 890, 958, 420
The greatest common divisor of numbers 890, 958, 420 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 890, 958, 420 is 2.
1. What is the GCD of 890, 958, 420?
GCD of given numbers 890, 958, 420 is 2
2. How to calculate the greatest common divisor of 890, 958, 420?
We can find the highest common divisor of 890, 958, 420 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 890, 958, 420 i.e 2.
3. How can I use the GCD of 890, 958, 420Calculator?
Out the numbers 890, 958, 420 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.