What is the Greatest Common Factor of 78965 and 78977?

Greatest common factor (GCF) of 78965 and 78977 is 1.

GCF(78965,78977) = 1

We will now calculate the prime factors of 78965 and 78977, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 78965 and 78977.

How to find the GCF of 78965 and 78977?

We will first find the prime factorization of 78965 and 78977. After we will calculate the factors of 78965 and 78977 and find the biggest common factor number .

Step-1: Prime Factorization of 78965

Prime factors of 78965 are 5, 17, 929. Prime factorization of 78965 in exponential form is:

78965 = 5¹ × 17¹ × 929¹

Step-2: Prime Factorization of 78977

Prime factors of 78977 are 78977. Prime factorization of 78977 in exponential form is:

78977 = 78977¹

Step-3: Factors of 78965

List of positive integer factors of 78965 that divides 78965 without a remainder.

1, 5, 17, 85, 929, 4645, 15793

Step-4: Factors of 78977

List of positive integer factors of 78977 that divides 78965 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 78965 and 78977. The biggest common factor number is the GCF number.
So the greatest common factor 78965 and 78977 is 1.

Also check out the Least Common Multiple of 78965 and 78977