What is the Greatest Common Factor of 8770 and 8780?

Greatest common factor (GCF) of 8770 and 8780 is 10.

GCF(8770,8780) = 10

We will now calculate the prime factors of 8770 and 8780, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 8770 and 8780.

How to find the GCF of 8770 and 8780?

We will first find the prime factorization of 8770 and 8780. After we will calculate the factors of 8770 and 8780 and find the biggest common factor number .

Step-1: Prime Factorization of 8770

Prime factors of 8770 are 2, 5, 877. Prime factorization of 8770 in exponential form is:

8770 = 2¹ × 5¹ × 877¹

Step-2: Prime Factorization of 8780

Prime factors of 8780 are 2, 5, 439. Prime factorization of 8780 in exponential form is:

8780 = 2² × 5¹ × 439¹

Step-3: Factors of 8770

List of positive integer factors of 8770 that divides 8770 without a remainder.

1, 2, 5, 10, 877, 1754, 4385

Step-4: Factors of 8780

List of positive integer factors of 8780 that divides 8770 without a remainder.

1, 2, 4, 5, 10, 20, 439, 878, 1756, 2195, 4390

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 8770 and 8780. The biggest common factor number is the GCF number.
So the greatest common factor 8770 and 8780 is 10.

Also check out the Least Common Multiple of 8770 and 8780