What is the Greatest Common Factor of 79761 and 79770?

Greatest common factor (GCF) of 79761 and 79770 is 3.

GCF(79761,79770) = 3

We will now calculate the prime factors of 79761 and 79770, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 79761 and 79770.

How to find the GCF of 79761 and 79770?

We will first find the prime factorization of 79761 and 79770. After we will calculate the factors of 79761 and 79770 and find the biggest common factor number .

Step-1: Prime Factorization of 79761

Prime factors of 79761 are 3, 11, 2417. Prime factorization of 79761 in exponential form is:

79761 = 3¹ × 11¹ × 2417¹

Step-2: Prime Factorization of 79770

Prime factors of 79770 are 2, 3, 5, 2659. Prime factorization of 79770 in exponential form is:

79770 = 2¹ × 3¹ × 5¹ × 2659¹

Step-3: Factors of 79761

List of positive integer factors of 79761 that divides 79761 without a remainder.

1, 3, 11, 33, 2417, 7251, 26587

Step-4: Factors of 79770

List of positive integer factors of 79770 that divides 79761 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 2659, 5318, 7977, 13295, 15954, 26590, 39885

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 79761 and 79770. The biggest common factor number is the GCF number.
So the greatest common factor 79761 and 79770 is 3.

Also check out the Least Common Multiple of 79761 and 79770