What is the Greatest Common Factor of 78838 and 78845?

Greatest common factor (GCF) of 78838 and 78845 is 1.

GCF(78838,78845) = 1

We will now calculate the prime factors of 78838 and 78845, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 78838 and 78845.

How to find the GCF of 78838 and 78845?

We will first find the prime factorization of 78838 and 78845. After we will calculate the factors of 78838 and 78845 and find the biggest common factor number .

Step-1: Prime Factorization of 78838

Prime factors of 78838 are 2, 39419. Prime factorization of 78838 in exponential form is:

78838 = 2¹ × 39419¹

Step-2: Prime Factorization of 78845

Prime factors of 78845 are 5, 13, 1213. Prime factorization of 78845 in exponential form is:

78845 = 5¹ × 13¹ × 1213¹

Step-3: Factors of 78838

List of positive integer factors of 78838 that divides 78838 without a remainder.

1, 2, 39419

Step-4: Factors of 78845

List of positive integer factors of 78845 that divides 78838 without a remainder.

1, 5, 13, 65, 1213, 6065, 15769

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 78838 and 78845. The biggest common factor number is the GCF number.
So the greatest common factor 78838 and 78845 is 1.

Also check out the Least Common Multiple of 78838 and 78845