What is the Greatest Common Factor of 7748 and 7760?

Greatest common factor (GCF) of 7748 and 7760 is 4.

GCF(7748,7760) = 4

We will now calculate the prime factors of 7748 and 7760, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 7748 and 7760.

How to find the GCF of 7748 and 7760?

We will first find the prime factorization of 7748 and 7760. After we will calculate the factors of 7748 and 7760 and find the biggest common factor number .

Step-1: Prime Factorization of 7748

Prime factors of 7748 are 2, 13, 149. Prime factorization of 7748 in exponential form is:

7748 = 2² × 13¹ × 149¹

Step-2: Prime Factorization of 7760

Prime factors of 7760 are 2, 5, 97. Prime factorization of 7760 in exponential form is:

7760 = 2⁴ × 5¹ × 97¹

Step-3: Factors of 7748

List of positive integer factors of 7748 that divides 7748 without a remainder.

1, 2, 4, 13, 26, 52, 149, 298, 596, 1937, 3874

Step-4: Factors of 7760

List of positive integer factors of 7760 that divides 7748 without a remainder.

1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 7748 and 7760. The biggest common factor number is the GCF number.
So the greatest common factor 7748 and 7760 is 4.

Also check out the Least Common Multiple of 7748 and 7760