What is the Greatest Common Factor of 785 and 793?

Greatest common factor (GCF) of 785 and 793 is 1.

GCF(785,793) = 1

We will now calculate the prime factors of 785 and 793, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 785 and 793.

How to find the GCF of 785 and 793?

We will first find the prime factorization of 785 and 793. After we will calculate the factors of 785 and 793 and find the biggest common factor number .

Step-1: Prime Factorization of 785

Prime factors of 785 are 5, 157. Prime factorization of 785 in exponential form is:

785 = 5¹ × 157¹

Step-2: Prime Factorization of 793

Prime factors of 793 are 13, 61. Prime factorization of 793 in exponential form is:

793 = 13¹ × 61¹

Step-3: Factors of 785

List of positive integer factors of 785 that divides 785 without a remainder.

1, 5, 157

Step-4: Factors of 793

List of positive integer factors of 793 that divides 785 without a remainder.

1, 13, 61

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 785 and 793. The biggest common factor number is the GCF number.
So the greatest common factor 785 and 793 is 1.

Also check out the Least Common Multiple of 785 and 793