What is the Greatest Common Factor of 783 and 795?

Greatest common factor (GCF) of 783 and 795 is 3.

GCF(783,795) = 3

We will now calculate the prime factors of 783 and 795, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 783 and 795.

How to find the GCF of 783 and 795?

We will first find the prime factorization of 783 and 795. After we will calculate the factors of 783 and 795 and find the biggest common factor number .

Step-1: Prime Factorization of 783

Prime factors of 783 are 3, 29. Prime factorization of 783 in exponential form is:

783 = 3³ × 29¹

Step-2: Prime Factorization of 795

Prime factors of 795 are 3, 5, 53. Prime factorization of 795 in exponential form is:

795 = 3¹ × 5¹ × 53¹

Step-3: Factors of 783

List of positive integer factors of 783 that divides 783 without a remainder.

1, 3, 9, 27, 29, 87, 261

Step-4: Factors of 795

List of positive integer factors of 795 that divides 783 without a remainder.

1, 3, 5, 15, 53, 159, 265

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 783 and 795. The biggest common factor number is the GCF number.
So the greatest common factor 783 and 795 is 3.

Also check out the Least Common Multiple of 783 and 795