Online GCD Calculator is useful to find the GCD of 407, 720, 997 quickly. Get the easiest ways to solve the greatest common divisor of 407, 720, 997 i.e 1 in different methods as follows.
Given Input numbers are 407, 720, 997
In the factoring method, we have to find the divisors of all numbers
Divisors of 407 :
The positive integer divisors of 407 that completely divides 407 are.
1, 11, 37, 407
Divisors of 720 :
The positive integer divisors of 720 that completely divides 720 are.
1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720
Divisors of 997 :
The positive integer divisors of 997 that completely divides 997 are.
1, 997
GCD of numbers is the greatest common divisor
So, the GCD (407, 720, 997) = 1.
Given numbers are 407, 720, 997
The list of prime factors of all numbers are
Prime factors of 407 are 11 x 37
Prime factors of 720 are 2 x 2 x 2 x 2 x 3 x 3 x 5
Prime factors of 997 are 997
The above numbers do not have any common prime factor. So GCD is 1
Given numbers are 407, 720, 997
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(407, 720) = 293040
GCD(407, 720) = ( 407 x 720 ) / 293040
= 407 / 720
= 407
Step2:
LCM(1, 997) = 997
GCD(1, 997) = ( 1 x 997 ) / 997
= 1 / 997
= 1
So, Greatest Common Divisor of 407, 720, 997 is 1
Here are some samples of GCD of Numbers calculations.
Given numbers are 407, 720, 997
The greatest common divisor of numbers 407, 720, 997 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 407, 720, 997 is 1.
1. What is the GCD of 407, 720, 997?
GCD of given numbers 407, 720, 997 is 1
2. How to calculate the greatest common divisor of 407, 720, 997?
We can find the highest common divisor of 407, 720, 997 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 407, 720, 997 i.e 1.
3. How can I use the GCD of 407, 720, 997Calculator?
Out the numbers 407, 720, 997 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.