What is the Greatest Common Factor of 74721 and 74725?

Greatest common factor (GCF) of 74721 and 74725 is 1.

GCF(74721,74725) = 1

We will now calculate the prime factors of 74721 and 74725, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 74721 and 74725.

How to find the GCF of 74721 and 74725?

We will first find the prime factorization of 74721 and 74725. After we will calculate the factors of 74721 and 74725 and find the biggest common factor number .

Step-1: Prime Factorization of 74721

Prime factors of 74721 are 3, 24907. Prime factorization of 74721 in exponential form is:

74721 = 3¹ × 24907¹

Step-2: Prime Factorization of 74725

Prime factors of 74725 are 5, 7, 61. Prime factorization of 74725 in exponential form is:

74725 = 5² × 7² × 61¹

Step-3: Factors of 74721

List of positive integer factors of 74721 that divides 74721 without a remainder.

1, 3, 24907

Step-4: Factors of 74725

List of positive integer factors of 74725 that divides 74721 without a remainder.

1, 5, 7, 25, 35, 49, 61, 175, 245, 305, 427, 1225, 1525, 2135, 2989, 10675, 14945

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 74721 and 74725. The biggest common factor number is the GCF number.
So the greatest common factor 74721 and 74725 is 1.

Also check out the Least Common Multiple of 74721 and 74725