What is the Greatest Common Factor of 7675 and 7690?

Greatest common factor (GCF) of 7675 and 7690 is 5.

GCF(7675,7690) = 5

We will now calculate the prime factors of 7675 and 7690, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 7675 and 7690.

How to find the GCF of 7675 and 7690?

We will first find the prime factorization of 7675 and 7690. After we will calculate the factors of 7675 and 7690 and find the biggest common factor number .

Step-1: Prime Factorization of 7675

Prime factors of 7675 are 5, 307. Prime factorization of 7675 in exponential form is:

7675 = 5² × 307¹

Step-2: 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-3: Factors of 7675

List of positive integer factors of 7675 that divides 7675 without a remainder.

1, 5, 25, 307, 1535

Step-4: Factors of 7690

List of positive integer factors of 7690 that divides 7675 without a remainder.

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

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 7675 and 7690. The biggest common factor number is the GCF number.
So the greatest common factor 7675 and 7690 is 5.

Also check out the Least Common Multiple of 7675 and 7690