What is the Greatest Common Factor of 90740 and 90745?

Greatest common factor (GCF) of 90740 and 90745 is 5.

GCF(90740,90745) = 5

We will now calculate the prime factors of 90740 and 90745, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 90740 and 90745.

How to find the GCF of 90740 and 90745?

We will first find the prime factorization of 90740 and 90745. After we will calculate the factors of 90740 and 90745 and find the biggest common factor number .

Step-1: Prime Factorization of 90740

Prime factors of 90740 are 2, 5, 13, 349. Prime factorization of 90740 in exponential form is:

90740 = 2² × 5¹ × 13¹ × 349¹

Step-2: Prime Factorization of 90745

Prime factors of 90745 are 5, 18149. Prime factorization of 90745 in exponential form is:

90745 = 5¹ × 18149¹

Step-3: Factors of 90740

List of positive integer factors of 90740 that divides 90740 without a remainder.

1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 349, 698, 1396, 1745, 3490, 4537, 6980, 9074, 18148, 22685, 45370

Step-4: Factors of 90745

List of positive integer factors of 90745 that divides 90740 without a remainder.

1, 5, 18149

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 90740 and 90745. The biggest common factor number is the GCF number.
So the greatest common factor 90740 and 90745 is 5.

Also check out the Least Common Multiple of 90740 and 90745