What is the Greatest Common Factor of 61303 and 61309?

Greatest common factor (GCF) of 61303 and 61309 is 1.

GCF(61303,61309) = 1

We will now calculate the prime factors of 61303 and 61309, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 61303 and 61309.

How to find the GCF of 61303 and 61309?

We will first find the prime factorization of 61303 and 61309. After we will calculate the factors of 61303 and 61309 and find the biggest common factor number .

Step-1: Prime Factorization of 61303

Prime factors of 61303 are 11, 5573. Prime factorization of 61303 in exponential form is:

61303 = 11¹ × 5573¹

Step-2: Prime Factorization of 61309

Prime factors of 61309 are 37, 1657. Prime factorization of 61309 in exponential form is:

61309 = 37¹ × 1657¹

Step-3: Factors of 61303

List of positive integer factors of 61303 that divides 61303 without a remainder.

1, 11, 5573

Step-4: Factors of 61309

List of positive integer factors of 61309 that divides 61303 without a remainder.

1, 37, 1657

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 61303 and 61309. The biggest common factor number is the GCF number.
So the greatest common factor 61303 and 61309 is 1.

Also check out the Least Common Multiple of 61303 and 61309