What is the Greatest Common Factor of 76505 and 76520?

Greatest common factor (GCF) of 76505 and 76520 is 5.

GCF(76505,76520) = 5

We will now calculate the prime factors of 76505 and 76520, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 76505 and 76520.

How to find the GCF of 76505 and 76520?

We will first find the prime factorization of 76505 and 76520. After we will calculate the factors of 76505 and 76520 and find the biggest common factor number .

Step-1: Prime Factorization of 76505

Prime factors of 76505 are 5, 11, 13, 107. Prime factorization of 76505 in exponential form is:

76505 = 5¹ × 11¹ × 13¹ × 107¹

Step-2: Prime Factorization of 76520

Prime factors of 76520 are 2, 5, 1913. Prime factorization of 76520 in exponential form is:

76520 = 2³ × 5¹ × 1913¹

Step-3: Factors of 76505

List of positive integer factors of 76505 that divides 76505 without a remainder.

1, 5, 11, 13, 55, 65, 107, 143, 535, 715, 1177, 1391, 5885, 6955, 15301

Step-4: Factors of 76520

List of positive integer factors of 76520 that divides 76505 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 1913, 3826, 7652, 9565, 15304, 19130, 38260

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 76505 and 76520. The biggest common factor number is the GCF number.
So the greatest common factor 76505 and 76520 is 5.

Also check out the Least Common Multiple of 76505 and 76520