What is the Greatest Common Factor of 7690 and 7709?

Greatest common factor (GCF) of 7690 and 7709 is 1.

GCF(7690,7709) = 1

We will now calculate the prime factors of 7690 and 7709, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 7690 and 7709.

How to find the GCF of 7690 and 7709?

We will first find the prime factorization of 7690 and 7709. After we will calculate the factors of 7690 and 7709 and find the biggest common factor number .

Step-1: Prime Factorization of 7690

Prime factors of 7690 are 2, 5, 769. Prime factorization of 7690 in exponential form is:

7690 = 2¹ × 5¹ × 769¹

Step-2: Prime Factorization of 7709

Prime factors of 7709 are 13, 593. Prime factorization of 7709 in exponential form is:

7709 = 13¹ × 593¹

Step-3: Factors of 7690

List of positive integer factors of 7690 that divides 7690 without a remainder.

1, 2, 5, 10, 769, 1538, 3845

Step-4: Factors of 7709

List of positive integer factors of 7709 that divides 7690 without a remainder.

1, 13, 593

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 7690 and 7709. The biggest common factor number is the GCF number.
So the greatest common factor 7690 and 7709 is 1.

Also check out the Least Common Multiple of 7690 and 7709