Online GCD Calculator is useful to find the GCD of 140, 392, 847 quickly. Get the easiest ways to solve the greatest common divisor of 140, 392, 847 i.e 7 in different methods as follows.
Given Input numbers are 140, 392, 847
In the factoring method, we have to find the divisors of all numbers
Divisors of 140 :
The positive integer divisors of 140 that completely divides 140 are.
1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140
Divisors of 392 :
The positive integer divisors of 392 that completely divides 392 are.
1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392
Divisors of 847 :
The positive integer divisors of 847 that completely divides 847 are.
1, 7, 11, 77, 121, 847
GCD of numbers is the greatest common divisor
So, the GCD (140, 392, 847) = 7.
Given numbers are 140, 392, 847
The list of prime factors of all numbers are
Prime factors of 140 are 2 x 2 x 5 x 7
Prime factors of 392 are 2 x 2 x 2 x 7 x 7
Prime factors of 847 are 7 x 11 x 11
The highest common occurrence is 71
Therefore, GCD of 140, 392, 847 is 7.
Given numbers are 140, 392, 847
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(140, 392) = 1960
GCD(140, 392) = ( 140 x 392 ) / 1960
= 140 / 392
= 140
Step2:
LCM(28, 847) = 3388
GCD(28, 847) = ( 28 x 847 ) / 3388
= 28 / 847
= 28
So, Greatest Common Divisor of 140, 392, 847 is 7
Here are some samples of GCD of Numbers calculations.
Given numbers are 140, 392, 847
The greatest common divisor of numbers 140, 392, 847 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 140, 392, 847 is 7.
1. What is the GCD of 140, 392, 847?
GCD of given numbers 140, 392, 847 is 7
2. How to calculate the greatest common divisor of 140, 392, 847?
We can find the highest common divisor of 140, 392, 847 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 140, 392, 847 i.e 7.
3. How can I use the GCD of 140, 392, 847Calculator?
Out the numbers 140, 392, 847 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.