What is the Greatest Common Factor of 57661 and 57665?

Greatest common factor (GCF) of 57661 and 57665 is 1.

GCF(57661,57665) = 1

We will now calculate the prime factors of 57661 and 57665, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 57661 and 57665.

How to find the GCF of 57661 and 57665?

We will first find the prime factorization of 57661 and 57665. After we will calculate the factors of 57661 and 57665 and find the biggest common factor number .

Step-1: Prime Factorization of 57661

Prime factors of 57661 are 23, 109. Prime factorization of 57661 in exponential form is:

57661 = 23² × 109¹

Step-2: Prime Factorization of 57665

Prime factors of 57665 are 5, 19, 607. Prime factorization of 57665 in exponential form is:

57665 = 5¹ × 19¹ × 607¹

Step-3: Factors of 57661

List of positive integer factors of 57661 that divides 57661 without a remainder.

1, 23, 109, 529, 2507

Step-4: Factors of 57665

List of positive integer factors of 57665 that divides 57661 without a remainder.

1, 5, 19, 95, 607, 3035, 11533

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 57661 and 57665. The biggest common factor number is the GCF number.
So the greatest common factor 57661 and 57665 is 1.

Also check out the Least Common Multiple of 57661 and 57665