What is the Greatest Common Factor of 5661 and 5665?

Greatest common factor (GCF) of 5661 and 5665 is 1.

GCF(5661,5665) = 1

We will now calculate the prime factors of 5661 and 5665, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 5661 and 5665.

How to find the GCF of 5661 and 5665?

We will first find the prime factorization of 5661 and 5665. After we will calculate the factors of 5661 and 5665 and find the biggest common factor number .

Step-1: Prime Factorization of 5661

Prime factors of 5661 are 3, 17, 37. Prime factorization of 5661 in exponential form is:

5661 = 3² × 17¹ × 37¹

Step-2: Prime Factorization of 5665

Prime factors of 5665 are 5, 11, 103. Prime factorization of 5665 in exponential form is:

5665 = 5¹ × 11¹ × 103¹

Step-3: Factors of 5661

List of positive integer factors of 5661 that divides 5661 without a remainder.

1, 3, 9, 17, 37, 51, 111, 153, 333, 629, 1887

Step-4: Factors of 5665

List of positive integer factors of 5665 that divides 5661 without a remainder.

1, 5, 11, 55, 103, 515, 1133

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 5661 and 5665. The biggest common factor number is the GCF number.
So the greatest common factor 5661 and 5665 is 1.

Also check out the Least Common Multiple of 5661 and 5665