What is the Greatest Common Factor of 80910 and 80915?

Greatest common factor (GCF) of 80910 and 80915 is 5.

GCF(80910,80915) = 5

We will now calculate the prime factors of 80910 and 80915, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 80910 and 80915.

How to find the GCF of 80910 and 80915?

We will first find the prime factorization of 80910 and 80915. After we will calculate the factors of 80910 and 80915 and find the biggest common factor number .

Step-1: Prime Factorization of 80910

Prime factors of 80910 are 2, 3, 5, 29, 31. Prime factorization of 80910 in exponential form is:

80910 = 2¹ × 3² × 5¹ × 29¹ × 31¹

Step-2: Prime Factorization of 80915

Prime factors of 80915 are 5, 16183. Prime factorization of 80915 in exponential form is:

80915 = 5¹ × 16183¹

Step-3: Factors of 80910

List of positive integer factors of 80910 that divides 80910 without a remainder.

1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 31, 45, 58, 62, 87, 90, 93, 145, 155, 174, 186, 261, 279, 290, 310, 435, 465, 522, 558, 870, 899, 930, 1305, 1395, 1798, 2610, 2697, 2790, 4495, 5394, 8091, 8990, 13485, 16182, 26970, 40455

Step-4: Factors of 80915

List of positive integer factors of 80915 that divides 80910 without a remainder.

1, 5, 16183

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 80910 and 80915. The biggest common factor number is the GCF number.
So the greatest common factor 80910 and 80915 is 5.

Also check out the Least Common Multiple of 80910 and 80915