What is the Greatest Common Factor of 57771 and 57777?

Greatest common factor (GCF) of 57771 and 57777 is 3.

GCF(57771,57777) = 3

We will now calculate the prime factors of 57771 and 57777, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 57771 and 57777.

How to find the GCF of 57771 and 57777?

We will first find the prime factorization of 57771 and 57777. After we will calculate the factors of 57771 and 57777 and find the biggest common factor number .

Step-1: Prime Factorization of 57771

Prime factors of 57771 are 3, 7, 131. Prime factorization of 57771 in exponential form is:

57771 = 3² × 7² × 131¹

Step-2: Prime Factorization of 57777

Prime factors of 57777 are 3, 19259. Prime factorization of 57777 in exponential form is:

57777 = 3¹ × 19259¹

Step-3: Factors of 57771

List of positive integer factors of 57771 that divides 57771 without a remainder.

1, 3, 7, 9, 21, 49, 63, 131, 147, 393, 441, 917, 1179, 2751, 6419, 8253, 19257

Step-4: Factors of 57777

List of positive integer factors of 57777 that divides 57771 without a remainder.

1, 3, 19259

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 57771 and 57777. The biggest common factor number is the GCF number.
So the greatest common factor 57771 and 57777 is 3.

Also check out the Least Common Multiple of 57771 and 57777