What is the Greatest Common Factor of 65489 and 65493?

Greatest common factor (GCF) of 65489 and 65493 is 1.

GCF(65489,65493) = 1

We will now calculate the prime factors of 65489 and 65493, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 65489 and 65493.

How to find the GCF of 65489 and 65493?

We will first find the prime factorization of 65489 and 65493. After we will calculate the factors of 65489 and 65493 and find the biggest common factor number .

Step-1: Prime Factorization of 65489

Prime factors of 65489 are 43, 1523. Prime factorization of 65489 in exponential form is:

65489 = 43¹ × 1523¹

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 65489

List of positive integer factors of 65489 that divides 65489 without a remainder.

1, 43, 1523

Step-4: Factors of 65493

List of positive integer factors of 65493 that divides 65489 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 65489 and 65493. The biggest common factor number is the GCF number.
So the greatest common factor 65489 and 65493 is 1.

Also check out the Least Common Multiple of 65489 and 65493