What is the Greatest Common Factor of 65481 and 65493?

Greatest common factor (GCF) of 65481 and 65493 is 3.

GCF(65481,65493) = 3

We will now calculate the prime factors of 65481 and 65493, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 65481 and 65493.

How to find the GCF of 65481 and 65493?

We will first find the prime factorization of 65481 and 65493. After we will calculate the factors of 65481 and 65493 and find the biggest common factor number .

Step-1: Prime Factorization of 65481

Prime factors of 65481 are 3, 13, 23, 73. Prime factorization of 65481 in exponential form is:

65481 = 3¹ × 13¹ × 23¹ × 73¹

Step-2: Prime Factorization of 65493

Prime factors of 65493 are 3, 19, 383. Prime factorization of 65493 in exponential form is:

65493 = 3² × 19¹ × 383¹

Step-3: Factors of 65481

List of positive integer factors of 65481 that divides 65481 without a remainder.

1, 3, 13, 23, 39, 69, 73, 219, 299, 897, 949, 1679, 2847, 5037, 21827

Step-4: Factors of 65493

List of positive integer factors of 65493 that divides 65481 without a remainder.

1, 3, 9, 19, 57, 171, 383, 1149, 3447, 7277, 21831

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 65481 and 65493. The biggest common factor number is the GCF number.
So the greatest common factor 65481 and 65493 is 3.

Also check out the Least Common Multiple of 65481 and 65493