What is the Greatest Common Factor of 80145 and 80157?

Greatest common factor (GCF) of 80145 and 80157 is 3.

GCF(80145,80157) = 3

We will now calculate the prime factors of 80145 and 80157, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 80145 and 80157.

How to find the GCF of 80145 and 80157?

We will first find the prime factorization of 80145 and 80157. After we will calculate the factors of 80145 and 80157 and find the biggest common factor number .

Step-1: Prime Factorization of 80145

Prime factors of 80145 are 3, 5, 13, 137. Prime factorization of 80145 in exponential form is:

80145 = 3² × 5¹ × 13¹ × 137¹

Step-2: Prime Factorization of 80157

Prime factors of 80157 are 3, 7, 11, 347. Prime factorization of 80157 in exponential form is:

80157 = 3¹ × 7¹ × 11¹ × 347¹

Step-3: Factors of 80145

List of positive integer factors of 80145 that divides 80145 without a remainder.

1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 137, 195, 411, 585, 685, 1233, 1781, 2055, 5343, 6165, 8905, 16029, 26715

Step-4: Factors of 80157

List of positive integer factors of 80157 that divides 80145 without a remainder.

1, 3, 7, 11, 21, 33, 77, 231, 347, 1041, 2429, 3817, 7287, 11451, 26719

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 80145 and 80157. The biggest common factor number is the GCF number.
So the greatest common factor 80145 and 80157 is 3.

Also check out the Least Common Multiple of 80145 and 80157