What is the Greatest Common Factor of 76990 and 77009?

Greatest common factor (GCF) of 76990 and 77009 is 1.

GCF(76990,77009) = 1

We will now calculate the prime factors of 76990 and 77009, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 76990 and 77009.

How to find the GCF of 76990 and 77009?

We will first find the prime factorization of 76990 and 77009. After we will calculate the factors of 76990 and 77009 and find the biggest common factor number .

Step-1: Prime Factorization of 76990

Prime factors of 76990 are 2, 5, 7699. Prime factorization of 76990 in exponential form is:

76990 = 2¹ × 5¹ × 7699¹

Step-2: Prime Factorization of 77009

Prime factors of 77009 are 53, 1453. Prime factorization of 77009 in exponential form is:

77009 = 53¹ × 1453¹

Step-3: Factors of 76990

List of positive integer factors of 76990 that divides 76990 without a remainder.

1, 2, 5, 10, 7699, 15398, 38495

Step-4: Factors of 77009

List of positive integer factors of 77009 that divides 76990 without a remainder.

1, 53, 1453

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 76990 and 77009. The biggest common factor number is the GCF number.
So the greatest common factor 76990 and 77009 is 1.

Also check out the Least Common Multiple of 76990 and 77009