Online GCD Calculator is useful to find the GCD of 513, 690, 745 quickly. Get the easiest ways to solve the greatest common divisor of 513, 690, 745 i.e 1 in different methods as follows.
Given Input numbers are 513, 690, 745
In the factoring method, we have to find the divisors of all numbers
Divisors of 513 :
The positive integer divisors of 513 that completely divides 513 are.
1, 3, 9, 19, 27, 57, 171, 513
Divisors of 690 :
The positive integer divisors of 690 that completely divides 690 are.
1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690
Divisors of 745 :
The positive integer divisors of 745 that completely divides 745 are.
1, 5, 149, 745
GCD of numbers is the greatest common divisor
So, the GCD (513, 690, 745) = 1.
Given numbers are 513, 690, 745
The list of prime factors of all numbers are
Prime factors of 513 are 3 x 3 x 3 x 19
Prime factors of 690 are 2 x 3 x 5 x 23
Prime factors of 745 are 5 x 149
The above numbers do not have any common prime factor. So GCD is 1
Given numbers are 513, 690, 745
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(513, 690) = 117990
GCD(513, 690) = ( 513 x 690 ) / 117990
= 513 / 690
= 513
Step2:
LCM(3, 745) = 2235
GCD(3, 745) = ( 3 x 745 ) / 2235
= 3 / 745
= 3
So, Greatest Common Divisor of 513, 690, 745 is 1
Here are some samples of GCD of Numbers calculations.
Given numbers are 513, 690, 745
The greatest common divisor of numbers 513, 690, 745 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 513, 690, 745 is 1.
1. What is the GCD of 513, 690, 745?
GCD of given numbers 513, 690, 745 is 1
2. How to calculate the greatest common divisor of 513, 690, 745?
We can find the highest common divisor of 513, 690, 745 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 513, 690, 745 i.e 1.
3. How can I use the GCD of 513, 690, 745Calculator?
Out the numbers 513, 690, 745 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.