What is the Greatest Common Factor of 57211 and 57220?

Greatest common factor (GCF) of 57211 and 57220 is 1.

GCF(57211,57220) = 1

We will now calculate the prime factors of 57211 and 57220, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 57211 and 57220.

How to find the GCF of 57211 and 57220?

We will first find the prime factorization of 57211 and 57220. After we will calculate the factors of 57211 and 57220 and find the biggest common factor number .

Step-1: Prime Factorization of 57211

Prime factors of 57211 are 7, 11, 743. Prime factorization of 57211 in exponential form is:

57211 = 7¹ × 11¹ × 743¹

Step-2: Prime Factorization of 57220

Prime factors of 57220 are 2, 5, 2861. Prime factorization of 57220 in exponential form is:

57220 = 2² × 5¹ × 2861¹

Step-3: Factors of 57211

List of positive integer factors of 57211 that divides 57211 without a remainder.

1, 7, 11, 77, 743, 5201, 8173

Step-4: Factors of 57220

List of positive integer factors of 57220 that divides 57211 without a remainder.

1, 2, 4, 5, 10, 20, 2861, 5722, 11444, 14305, 28610

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 57211 and 57220. The biggest common factor number is the GCF number.
So the greatest common factor 57211 and 57220 is 1.

Also check out the Least Common Multiple of 57211 and 57220