What is the Greatest Common Factor of 89390 and 89405?

Greatest common factor (GCF) of 89390 and 89405 is 5.

GCF(89390,89405) = 5

We will now calculate the prime factors of 89390 and 89405, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 89390 and 89405.

How to find the GCF of 89390 and 89405?

We will first find the prime factorization of 89390 and 89405. After we will calculate the factors of 89390 and 89405 and find the biggest common factor number .

Step-1: Prime Factorization of 89390

Prime factors of 89390 are 2, 5, 7, 1277. Prime factorization of 89390 in exponential form is:

89390 = 2¹ × 5¹ × 7¹ × 1277¹

Step-2: Prime Factorization of 89405

Prime factors of 89405 are 5, 17881. Prime factorization of 89405 in exponential form is:

89405 = 5¹ × 17881¹

Step-3: Factors of 89390

List of positive integer factors of 89390 that divides 89390 without a remainder.

1, 2, 5, 7, 10, 14, 35, 70, 1277, 2554, 6385, 8939, 12770, 17878, 44695

Step-4: Factors of 89405

List of positive integer factors of 89405 that divides 89390 without a remainder.

1, 5, 17881

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 89390 and 89405. The biggest common factor number is the GCF number.
So the greatest common factor 89390 and 89405 is 5.

Also check out the Least Common Multiple of 89390 and 89405