What is the Greatest Common Factor of 30760 and 30770?

Greatest common factor (GCF) of 30760 and 30770 is 10.

GCF(30760,30770) = 10

We will now calculate the prime factors of 30760 and 30770, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 30760 and 30770.

How to find the GCF of 30760 and 30770?

We will first find the prime factorization of 30760 and 30770. After we will calculate the factors of 30760 and 30770 and find the biggest common factor number .

Step-1: Prime Factorization of 30760

Prime factors of 30760 are 2, 5, 769. Prime factorization of 30760 in exponential form is:

30760 = 2³ × 5¹ × 769¹

Step-2: Prime Factorization of 30770

Prime factors of 30770 are 2, 5, 17, 181. Prime factorization of 30770 in exponential form is:

30770 = 2¹ × 5¹ × 17¹ × 181¹

Step-3: Factors of 30760

List of positive integer factors of 30760 that divides 30760 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 769, 1538, 3076, 3845, 6152, 7690, 15380

Step-4: Factors of 30770

List of positive integer factors of 30770 that divides 30760 without a remainder.

1, 2, 5, 10, 17, 34, 85, 170, 181, 362, 905, 1810, 3077, 6154, 15385

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 30760 and 30770. The biggest common factor number is the GCF number.
So the greatest common factor 30760 and 30770 is 10.

Also check out the Least Common Multiple of 30760 and 30770