GCD of 245, 742, 153 Calculator
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Online GCD Calculator is useful to find the GCD of 245, 742, 153 quickly. Get the easiest ways to solve the greatest common divisor of 245, 742, 153 i.e 1 in different methods as follows.
Given Input numbers are 245, 742, 153
In the factoring method, we have to find the divisors of all numbers
Divisors of 245 :
The positive integer divisors of 245 that completely divides 245 are.
1, 5, 7, 35, 49, 245
Divisors of 742 :
The positive integer divisors of 742 that completely divides 742 are.
1, 2, 7, 14, 53, 106, 371, 742
Divisors of 153 :
The positive integer divisors of 153 that completely divides 153 are.
1, 3, 9, 17, 51, 153
GCD of numbers is the greatest common divisor
So, the GCD (245, 742, 153) = 1.
Given numbers are 245, 742, 153
The list of prime factors of all numbers are
Prime factors of 245 are 5 x 7 x 7
Prime factors of 742 are 2 x 7 x 53
Prime factors of 153 are 3 x 3 x 17
The above numbers do not have any common prime factor. So GCD is 1
Steps to Calculate GCD of 245, 742, 153 using LCM Formula
Given numbers are 245, 742, 153
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(245, 742) = 25970
GCD(245, 742) = ( 245 x 742 ) / 25970
= 245 / 742
= 245
Step2:
LCM(7, 153) = 1071
GCD(7, 153) = ( 7 x 153 ) / 1071
= 7 / 153
= 7
So, Greatest Common Divisor of 245, 742, 153 is 1
GCD of Numbers Calculation Examples
Here are some samples of GCD of Numbers calculations.
Greatest Common Divisor of 245, 742, 153
Given numbers are 245, 742, 153
The greatest common divisor of numbers 245, 742, 153 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 245, 742, 153 is 1.
FAQs on GCD of 245, 742, 153 Calculator
1. What is the GCD of 245, 742, 153?
GCD of given numbers 245, 742, 153 is 1
2. How to calculate the greatest common divisor of 245, 742, 153?
We can find the highest common divisor of 245, 742, 153 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 245, 742, 153 i.e 1.
3. How can I use the GCD of 245, 742, 153Calculator?
Out the numbers 245, 742, 153 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.