What is the Greatest Common Factor of 69909 and 69917?

Greatest common factor (GCF) of 69909 and 69917 is 1.

GCF(69909,69917) = 1

We will now calculate the prime factors of 69909 and 69917, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 69909 and 69917.

How to find the GCF of 69909 and 69917?

We will first find the prime factorization of 69909 and 69917. After we will calculate the factors of 69909 and 69917 and find the biggest common factor number .

Step-1: Prime Factorization of 69909

Prime factors of 69909 are 3, 7, 3329. Prime factorization of 69909 in exponential form is:

69909 = 3¹ × 7¹ × 3329¹

Step-2: Prime Factorization of 69917

Prime factors of 69917 are 139, 503. Prime factorization of 69917 in exponential form is:

69917 = 139¹ × 503¹

Step-3: Factors of 69909

List of positive integer factors of 69909 that divides 69909 without a remainder.

1, 3, 7, 21, 3329, 9987, 23303

Step-4: Factors of 69917

List of positive integer factors of 69917 that divides 69909 without a remainder.

1, 139, 503

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 69909 and 69917. The biggest common factor number is the GCF number.
So the greatest common factor 69909 and 69917 is 1.

Also check out the Least Common Multiple of 69909 and 69917