What is the Greatest Common Factor of 77838 and 77853?

Greatest common factor (GCF) of 77838 and 77853 is 3.

GCF(77838,77853) = 3

We will now calculate the prime factors of 77838 and 77853, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77838 and 77853.

How to find the GCF of 77838 and 77853?

We will first find the prime factorization of 77838 and 77853. After we will calculate the factors of 77838 and 77853 and find the biggest common factor number .

Step-1: Prime Factorization of 77838

Prime factors of 77838 are 2, 3, 12973. Prime factorization of 77838 in exponential form is:

77838 = 2¹ × 3¹ × 12973¹

Step-2: Prime Factorization of 77853

Prime factors of 77853 are 3, 25951. Prime factorization of 77853 in exponential form is:

77853 = 3¹ × 25951¹

Step-3: Factors of 77838

List of positive integer factors of 77838 that divides 77838 without a remainder.

1, 2, 3, 6, 12973, 25946, 38919

Step-4: Factors of 77853

List of positive integer factors of 77853 that divides 77838 without a remainder.

1, 3, 25951

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77838 and 77853. The biggest common factor number is the GCF number.
So the greatest common factor 77838 and 77853 is 3.

Also check out the Least Common Multiple of 77838 and 77853