What is the Greatest Common Factor of 77398 and 77407?

Greatest common factor (GCF) of 77398 and 77407 is 1.

GCF(77398,77407) = 1

We will now calculate the prime factors of 77398 and 77407, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77398 and 77407.

How to find the GCF of 77398 and 77407?

We will first find the prime factorization of 77398 and 77407. After we will calculate the factors of 77398 and 77407 and find the biggest common factor number .

Step-1: Prime Factorization of 77398

Prime factors of 77398 are 2, 38699. Prime factorization of 77398 in exponential form is:

77398 = 2¹ × 38699¹

Step-2: Prime Factorization of 77407

Prime factors of 77407 are 11, 31, 227. Prime factorization of 77407 in exponential form is:

77407 = 11¹ × 31¹ × 227¹

Step-3: Factors of 77398

List of positive integer factors of 77398 that divides 77398 without a remainder.

1, 2, 38699

Step-4: Factors of 77407

List of positive integer factors of 77407 that divides 77398 without a remainder.

1, 11, 31, 227, 341, 2497, 7037

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77398 and 77407. The biggest common factor number is the GCF number.
So the greatest common factor 77398 and 77407 is 1.

Also check out the Least Common Multiple of 77398 and 77407