What is the Greatest Common Factor of 74769 and 74781?

Greatest common factor (GCF) of 74769 and 74781 is 3.

GCF(74769,74781) = 3

We will now calculate the prime factors of 74769 and 74781, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 74769 and 74781.

How to find the GCF of 74769 and 74781?

We will first find the prime factorization of 74769 and 74781. After we will calculate the factors of 74769 and 74781 and find the biggest common factor number .

Step-1: Prime Factorization of 74769

Prime factors of 74769 are 3, 24923. Prime factorization of 74769 in exponential form is:

74769 = 3¹ × 24923¹

Step-2: Prime Factorization of 74781

Prime factors of 74781 are 3, 7, 1187. Prime factorization of 74781 in exponential form is:

74781 = 3² × 7¹ × 1187¹

Step-3: Factors of 74769

List of positive integer factors of 74769 that divides 74769 without a remainder.

1, 3, 24923

Step-4: Factors of 74781

List of positive integer factors of 74781 that divides 74769 without a remainder.

1, 3, 7, 9, 21, 63, 1187, 3561, 8309, 10683, 24927

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 74769 and 74781. The biggest common factor number is the GCF number.
So the greatest common factor 74769 and 74781 is 3.

Also check out the Least Common Multiple of 74769 and 74781