What is the Greatest Common Factor of 7700 and 7706?

Greatest common factor (GCF) of 7700 and 7706 is 2.

GCF(7700,7706) = 2

We will now calculate the prime factors of 7700 and 7706, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 7700 and 7706.

How to find the GCF of 7700 and 7706?

We will first find the prime factorization of 7700 and 7706. After we will calculate the factors of 7700 and 7706 and find the biggest common factor number .

Step-1: Prime Factorization of 7700

Prime factors of 7700 are 2, 5, 7, 11. Prime factorization of 7700 in exponential form is:

7700 = 2² × 5² × 7¹ × 11¹

Step-2: Prime Factorization of 7706

Prime factors of 7706 are 2, 3853. Prime factorization of 7706 in exponential form is:

7706 = 2¹ × 3853¹

Step-3: Factors of 7700

List of positive integer factors of 7700 that divides 7700 without a remainder.

1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 700, 770, 1100, 1540, 1925, 3850

Step-4: Factors of 7706

List of positive integer factors of 7706 that divides 7700 without a remainder.

1, 2, 3853

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 7700 and 7706. The biggest common factor number is the GCF number.
So the greatest common factor 7700 and 7706 is 2.

Also check out the Least Common Multiple of 7700 and 7706