What is the Greatest Common Factor of 77565 and 77569?

Greatest common factor (GCF) of 77565 and 77569 is 1.

GCF(77565,77569) = 1

We will now calculate the prime factors of 77565 and 77569, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77565 and 77569.

How to find the GCF of 77565 and 77569?

We will first find the prime factorization of 77565 and 77569. After we will calculate the factors of 77565 and 77569 and find the biggest common factor number .

Step-1: Prime Factorization of 77565

Prime factors of 77565 are 3, 5, 5171. Prime factorization of 77565 in exponential form is:

77565 = 3¹ × 5¹ × 5171¹

Step-2: Prime Factorization of 77569

Prime factors of 77569 are 77569. Prime factorization of 77569 in exponential form is:

77569 = 77569¹

Step-3: Factors of 77565

List of positive integer factors of 77565 that divides 77565 without a remainder.

1, 3, 5, 15, 5171, 15513, 25855

Step-4: Factors of 77569

List of positive integer factors of 77569 that divides 77565 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77565 and 77569. The biggest common factor number is the GCF number.
So the greatest common factor 77565 and 77569 is 1.

Also check out the Least Common Multiple of 77565 and 77569