What is the Greatest Common Factor of 79090 and 79109?

Greatest common factor (GCF) of 79090 and 79109 is 1.

GCF(79090,79109) = 1

We will now calculate the prime factors of 79090 and 79109, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 79090 and 79109.

How to find the GCF of 79090 and 79109?

We will first find the prime factorization of 79090 and 79109. After we will calculate the factors of 79090 and 79109 and find the biggest common factor number .

Step-1: Prime Factorization of 79090

Prime factors of 79090 are 2, 5, 11, 719. Prime factorization of 79090 in exponential form is:

79090 = 2¹ × 5¹ × 11¹ × 719¹

Step-2: Prime Factorization of 79109

Prime factors of 79109 are 239, 331. Prime factorization of 79109 in exponential form is:

79109 = 239¹ × 331¹

Step-3: Factors of 79090

List of positive integer factors of 79090 that divides 79090 without a remainder.

1, 2, 5, 10, 11, 22, 55, 110, 719, 1438, 3595, 7190, 7909, 15818, 39545

Step-4: Factors of 79109

List of positive integer factors of 79109 that divides 79090 without a remainder.

1, 239, 331

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 79090 and 79109. The biggest common factor number is the GCF number.
So the greatest common factor 79090 and 79109 is 1.

Also check out the Least Common Multiple of 79090 and 79109