Online GCD Calculator is useful to find the GCD of 273, 399, 210 quickly. Get the easiest ways to solve the greatest common divisor of 273, 399, 210 i.e 21 in different methods as follows.
Given Input numbers are 273, 399, 210
In the factoring method, we have to find the divisors of all numbers
Divisors of 273 :
The positive integer divisors of 273 that completely divides 273 are.
1, 3, 7, 13, 21, 39, 91, 273
Divisors of 399 :
The positive integer divisors of 399 that completely divides 399 are.
1, 3, 7, 19, 21, 57, 133, 399
Divisors of 210 :
The positive integer divisors of 210 that completely divides 210 are.
1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210
GCD of numbers is the greatest common divisor
So, the GCD (273, 399, 210) = 21.
Given numbers are 273, 399, 210
The list of prime factors of all numbers are
Prime factors of 273 are 3 x 7 x 13
Prime factors of 399 are 3 x 7 x 19
Prime factors of 210 are 2 x 3 x 5 x 7
The highest common occurrence is 31 x 71
Therefore, GCD of 273, 399, 210 is 21.
Given numbers are 273, 399, 210
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(273, 399) = 5187
GCD(273, 399) = ( 273 x 399 ) / 5187
= 273 / 399
= 273
Step2:
LCM(21, 210) = 210
GCD(21, 210) = ( 21 x 210 ) / 210
= 21 / 210
= 21
So, Greatest Common Divisor of 273, 399, 210 is 21
Here are some samples of GCD of Numbers calculations.
Given numbers are 273, 399, 210
The greatest common divisor of numbers 273, 399, 210 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 273, 399, 210 is 21.
1. What is the GCD of 273, 399, 210?
GCD of given numbers 273, 399, 210 is 21
2. How to calculate the greatest common divisor of 273, 399, 210?
We can find the highest common divisor of 273, 399, 210 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 273, 399, 210 i.e 21.
3. How can I use the GCD of 273, 399, 210Calculator?
Out the numbers 273, 399, 210 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.