What is the Greatest Common Factor of 65145 and 65151?

Greatest common factor (GCF) of 65145 and 65151 is 3.

GCF(65145,65151) = 3

We will now calculate the prime factors of 65145 and 65151, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 65145 and 65151.

How to find the GCF of 65145 and 65151?

We will first find the prime factorization of 65145 and 65151. After we will calculate the factors of 65145 and 65151 and find the biggest common factor number .

Step-1: Prime Factorization of 65145

Prime factors of 65145 are 3, 5, 43, 101. Prime factorization of 65145 in exponential form is:

65145 = 3¹ × 5¹ × 43¹ × 101¹

Step-2: Prime Factorization of 65151

Prime factors of 65151 are 3, 19, 127. Prime factorization of 65151 in exponential form is:

65151 = 3³ × 19¹ × 127¹

Step-3: Factors of 65145

List of positive integer factors of 65145 that divides 65145 without a remainder.

1, 3, 5, 15, 43, 101, 129, 215, 303, 505, 645, 1515, 4343, 13029, 21715

Step-4: Factors of 65151

List of positive integer factors of 65151 that divides 65145 without a remainder.

1, 3, 9, 19, 27, 57, 127, 171, 381, 513, 1143, 2413, 3429, 7239, 21717

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 65145 and 65151. The biggest common factor number is the GCF number.
So the greatest common factor 65145 and 65151 is 3.

Also check out the Least Common Multiple of 65145 and 65151