What is the Greatest Common Factor of 77380 and 77397?

Greatest common factor (GCF) of 77380 and 77397 is 1.

GCF(77380,77397) = 1

We will now calculate the prime factors of 77380 and 77397, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77380 and 77397.

How to find the GCF of 77380 and 77397?

We will first find the prime factorization of 77380 and 77397. After we will calculate the factors of 77380 and 77397 and find the biggest common factor number .

Step-1: Prime Factorization of 77380

Prime factors of 77380 are 2, 5, 53, 73. Prime factorization of 77380 in exponential form is:

77380 = 2² × 5¹ × 53¹ × 73¹

Step-2: Prime Factorization of 77397

Prime factors of 77397 are 3, 25799. Prime factorization of 77397 in exponential form is:

77397 = 3¹ × 25799¹

Step-3: Factors of 77380

List of positive integer factors of 77380 that divides 77380 without a remainder.

1, 2, 4, 5, 10, 20, 53, 73, 106, 146, 212, 265, 292, 365, 530, 730, 1060, 1460, 3869, 7738, 15476, 19345, 38690

Step-4: Factors of 77397

List of positive integer factors of 77397 that divides 77380 without a remainder.

1, 3, 25799

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77380 and 77397. The biggest common factor number is the GCF number.
So the greatest common factor 77380 and 77397 is 1.

Also check out the Least Common Multiple of 77380 and 77397