What is the Greatest Common Factor of 77457 and 77473?

Greatest common factor (GCF) of 77457 and 77473 is 1.

GCF(77457,77473) = 1

We will now calculate the prime factors of 77457 and 77473, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77457 and 77473.

How to find the GCF of 77457 and 77473?

We will first find the prime factorization of 77457 and 77473. After we will calculate the factors of 77457 and 77473 and find the biggest common factor number .

Step-1: Prime Factorization of 77457

Prime factors of 77457 are 3, 25819. Prime factorization of 77457 in exponential form is:

77457 = 3¹ × 25819¹

Step-2: Prime Factorization of 77473

Prime factors of 77473 are 11, 7043. Prime factorization of 77473 in exponential form is:

77473 = 11¹ × 7043¹

Step-3: Factors of 77457

List of positive integer factors of 77457 that divides 77457 without a remainder.

1, 3, 25819

Step-4: Factors of 77473

List of positive integer factors of 77473 that divides 77457 without a remainder.

1, 11, 7043

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77457 and 77473. The biggest common factor number is the GCF number.
So the greatest common factor 77457 and 77473 is 1.

Also check out the Least Common Multiple of 77457 and 77473