What is the Greatest Common Factor of 65105 and 65120?

Greatest common factor (GCF) of 65105 and 65120 is 5.

GCF(65105,65120) = 5

We will now calculate the prime factors of 65105 and 65120, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 65105 and 65120.

How to find the GCF of 65105 and 65120?

We will first find the prime factorization of 65105 and 65120. After we will calculate the factors of 65105 and 65120 and find the biggest common factor number .

Step-1: Prime Factorization of 65105

Prime factors of 65105 are 5, 29, 449. Prime factorization of 65105 in exponential form is:

65105 = 5¹ × 29¹ × 449¹

Step-2: Prime Factorization of 65120

Prime factors of 65120 are 2, 5, 11, 37. Prime factorization of 65120 in exponential form is:

65120 = 2⁵ × 5¹ × 11¹ × 37¹

Step-3: Factors of 65105

List of positive integer factors of 65105 that divides 65105 without a remainder.

1, 5, 29, 145, 449, 2245, 13021

Step-4: Factors of 65120

List of positive integer factors of 65120 that divides 65105 without a remainder.

1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 37, 40, 44, 55, 74, 80, 88, 110, 148, 160, 176, 185, 220, 296, 352, 370, 407, 440, 592, 740, 814, 880, 1184, 1480, 1628, 1760, 2035, 2960, 3256, 4070, 5920, 6512, 8140, 13024, 16280, 32560

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 65105 and 65120. The biggest common factor number is the GCF number.
So the greatest common factor 65105 and 65120 is 5.

Also check out the Least Common Multiple of 65105 and 65120