Online GCD Calculator is useful to find the GCD of 252, 280, 870 quickly. Get the easiest ways to solve the greatest common divisor of 252, 280, 870 i.e 2 in different methods as follows.
Given Input numbers are 252, 280, 870
In the factoring method, we have to find the divisors of all numbers
Divisors of 252 :
The positive integer divisors of 252 that completely divides 252 are.
1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252
Divisors of 280 :
The positive integer divisors of 280 that completely divides 280 are.
1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280
Divisors of 870 :
The positive integer divisors of 870 that completely divides 870 are.
1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870
GCD of numbers is the greatest common divisor
So, the GCD (252, 280, 870) = 2.
Given numbers are 252, 280, 870
The list of prime factors of all numbers are
Prime factors of 252 are 2 x 2 x 3 x 3 x 7
Prime factors of 280 are 2 x 2 x 2 x 5 x 7
Prime factors of 870 are 2 x 3 x 5 x 29
The highest common occurrence is 21
Therefore, GCD of 252, 280, 870 is 2.
Given numbers are 252, 280, 870
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(252, 280) = 2520
GCD(252, 280) = ( 252 x 280 ) / 2520
= 252 / 280
= 252
Step2:
LCM(28, 870) = 12180
GCD(28, 870) = ( 28 x 870 ) / 12180
= 28 / 870
= 28
So, Greatest Common Divisor of 252, 280, 870 is 2
Here are some samples of GCD of Numbers calculations.
Given numbers are 252, 280, 870
The greatest common divisor of numbers 252, 280, 870 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 252, 280, 870 is 2.
1. What is the GCD of 252, 280, 870?
GCD of given numbers 252, 280, 870 is 2
2. How to calculate the greatest common divisor of 252, 280, 870?
We can find the highest common divisor of 252, 280, 870 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 252, 280, 870 i.e 2.
3. How can I use the GCD of 252, 280, 870Calculator?
Out the numbers 252, 280, 870 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.