What is the Greatest Common Factor of 75530 and 75545?

Greatest common factor (GCF) of 75530 and 75545 is 5.

GCF(75530,75545) = 5

We will now calculate the prime factors of 75530 and 75545, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 75530 and 75545.

How to find the GCF of 75530 and 75545?

We will first find the prime factorization of 75530 and 75545. After we will calculate the factors of 75530 and 75545 and find the biggest common factor number .

Step-1: Prime Factorization of 75530

Prime factors of 75530 are 2, 5, 7, 13, 83. Prime factorization of 75530 in exponential form is:

75530 = 2¹ × 5¹ × 7¹ × 13¹ × 83¹

Step-2: Prime Factorization of 75545

Prime factors of 75545 are 5, 29, 521. Prime factorization of 75545 in exponential form is:

75545 = 5¹ × 29¹ × 521¹

Step-3: Factors of 75530

List of positive integer factors of 75530 that divides 75530 without a remainder.

1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 83, 91, 130, 166, 182, 415, 455, 581, 830, 910, 1079, 1162, 2158, 2905, 5395, 5810, 7553, 10790, 15106, 37765

Step-4: Factors of 75545

List of positive integer factors of 75545 that divides 75530 without a remainder.

1, 5, 29, 145, 521, 2605, 15109

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 75530 and 75545. The biggest common factor number is the GCF number.
So the greatest common factor 75530 and 75545 is 5.

Also check out the Least Common Multiple of 75530 and 75545