What is the Greatest Common Factor of 83425 and 83445?

Greatest common factor (GCF) of 83425 and 83445 is 5.

GCF(83425,83445) = 5

We will now calculate the prime factors of 83425 and 83445, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 83425 and 83445.

How to find the GCF of 83425 and 83445?

We will first find the prime factorization of 83425 and 83445. After we will calculate the factors of 83425 and 83445 and find the biggest common factor number .

Step-1: Prime Factorization of 83425

Prime factors of 83425 are 5, 47, 71. Prime factorization of 83425 in exponential form is:

83425 = 5² × 47¹ × 71¹

Step-2: Prime Factorization of 83445

Prime factors of 83445 are 3, 5, 5563. Prime factorization of 83445 in exponential form is:

83445 = 3¹ × 5¹ × 5563¹

Step-3: Factors of 83425

List of positive integer factors of 83425 that divides 83425 without a remainder.

1, 5, 25, 47, 71, 235, 355, 1175, 1775, 3337, 16685

Step-4: Factors of 83445

List of positive integer factors of 83445 that divides 83425 without a remainder.

1, 3, 5, 15, 5563, 16689, 27815

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 83425 and 83445. The biggest common factor number is the GCF number.
So the greatest common factor 83425 and 83445 is 5.

Also check out the Least Common Multiple of 83425 and 83445