What is the Greatest Common Factor of 69979 and 69985?

Greatest common factor (GCF) of 69979 and 69985 is 1.

GCF(69979,69985) = 1

We will now calculate the prime factors of 69979 and 69985, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 69979 and 69985.

How to find the GCF of 69979 and 69985?

We will first find the prime factorization of 69979 and 69985. After we will calculate the factors of 69979 and 69985 and find the biggest common factor number .

Step-1: Prime Factorization of 69979

Prime factors of 69979 are 7, 13, 769. Prime factorization of 69979 in exponential form is:

69979 = 7¹ × 13¹ × 769¹

Step-2: Prime Factorization of 69985

Prime factors of 69985 are 5, 13997. Prime factorization of 69985 in exponential form is:

69985 = 5¹ × 13997¹

Step-3: Factors of 69979

List of positive integer factors of 69979 that divides 69979 without a remainder.

1, 7, 13, 91, 769, 5383, 9997

Step-4: Factors of 69985

List of positive integer factors of 69985 that divides 69979 without a remainder.

1, 5, 13997

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 69979 and 69985. The biggest common factor number is the GCF number.
So the greatest common factor 69979 and 69985 is 1.

Also check out the Least Common Multiple of 69979 and 69985