What is the Greatest Common Factor of 77831 and 77844?

Greatest common factor (GCF) of 77831 and 77844 is 13.

GCF(77831,77844) = 13

We will now calculate the prime factors of 77831 and 77844, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77831 and 77844.

How to find the GCF of 77831 and 77844?

We will first find the prime factorization of 77831 and 77844. After we will calculate the factors of 77831 and 77844 and find the biggest common factor number .

Step-1: Prime Factorization of 77831

Prime factors of 77831 are 13, 5987. Prime factorization of 77831 in exponential form is:

77831 = 13¹ × 5987¹

Step-2: Prime Factorization of 77844

Prime factors of 77844 are 2, 3, 13, 499. Prime factorization of 77844 in exponential form is:

77844 = 2² × 3¹ × 13¹ × 499¹

Step-3: Factors of 77831

List of positive integer factors of 77831 that divides 77831 without a remainder.

1, 13, 5987

Step-4: Factors of 77844

List of positive integer factors of 77844 that divides 77831 without a remainder.

1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 499, 998, 1497, 1996, 2994, 5988, 6487, 12974, 19461, 25948, 38922

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77831 and 77844. The biggest common factor number is the GCF number.
So the greatest common factor 77831 and 77844 is 13.

Also check out the Least Common Multiple of 77831 and 77844