Online GCD Calculator is useful to find the GCD of 420, 918, 495 quickly. Get the easiest ways to solve the greatest common divisor of 420, 918, 495 i.e 3 in different methods as follows.
Given Input numbers are 420, 918, 495
In the factoring method, we have to find the divisors of all numbers
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
Divisors of 918 :
The positive integer divisors of 918 that completely divides 918 are.
1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 102, 153, 306, 459, 918
Divisors of 495 :
The positive integer divisors of 495 that completely divides 495 are.
1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495
GCD of numbers is the greatest common divisor
So, the GCD (420, 918, 495) = 3.
Given numbers are 420, 918, 495
The list of prime factors of all numbers are
Prime factors of 420 are 2 x 2 x 3 x 5 x 7
Prime factors of 918 are 2 x 3 x 3 x 3 x 17
Prime factors of 495 are 3 x 3 x 5 x 11
The highest common occurrence is 31
Therefore, GCD of 420, 918, 495 is 3.
Given numbers are 420, 918, 495
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(420, 918) = 64260
GCD(420, 918) = ( 420 x 918 ) / 64260
= 420 / 918
= 420
Step2:
LCM(6, 495) = 990
GCD(6, 495) = ( 6 x 495 ) / 990
= 6 / 495
= 6
So, Greatest Common Divisor of 420, 918, 495 is 3
Here are some samples of GCD of Numbers calculations.
Given numbers are 420, 918, 495
The greatest common divisor of numbers 420, 918, 495 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 420, 918, 495 is 3.
1. What is the GCD of 420, 918, 495?
GCD of given numbers 420, 918, 495 is 3
2. How to calculate the greatest common divisor of 420, 918, 495?
We can find the highest common divisor of 420, 918, 495 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 420, 918, 495 i.e 3.
3. How can I use the GCD of 420, 918, 495Calculator?
Out the numbers 420, 918, 495 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.