What is the Greatest Common Factor of 78342 and 78349?

Greatest common factor (GCF) of 78342 and 78349 is 1.

GCF(78342,78349) = 1

We will now calculate the prime factors of 78342 and 78349, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 78342 and 78349.

How to find the GCF of 78342 and 78349?

We will first find the prime factorization of 78342 and 78349. After we will calculate the factors of 78342 and 78349 and find the biggest common factor number .

Step-1: Prime Factorization of 78342

Prime factors of 78342 are 2, 3, 11, 1187. Prime factorization of 78342 in exponential form is:

78342 = 2¹ × 3¹ × 11¹ × 1187¹

Step-2: Prime Factorization of 78349

Prime factors of 78349 are 47, 1667. Prime factorization of 78349 in exponential form is:

78349 = 47¹ × 1667¹

Step-3: Factors of 78342

List of positive integer factors of 78342 that divides 78342 without a remainder.

1, 2, 3, 6, 11, 22, 33, 66, 1187, 2374, 3561, 7122, 13057, 26114, 39171

Step-4: Factors of 78349

List of positive integer factors of 78349 that divides 78342 without a remainder.

1, 47, 1667

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 78342 and 78349. The biggest common factor number is the GCF number.
So the greatest common factor 78342 and 78349 is 1.

Also check out the Least Common Multiple of 78342 and 78349