What is the Greatest Common Factor of 83678 and 83691?

Greatest common factor (GCF) of 83678 and 83691 is 1.

GCF(83678,83691) = 1

We will now calculate the prime factors of 83678 and 83691, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 83678 and 83691.

How to find the GCF of 83678 and 83691?

We will first find the prime factorization of 83678 and 83691. After we will calculate the factors of 83678 and 83691 and find the biggest common factor number .

Step-1: Prime Factorization of 83678

Prime factors of 83678 are 2, 7, 43, 139. Prime factorization of 83678 in exponential form is:

83678 = 2¹ × 7¹ × 43¹ × 139¹

Step-2: Prime Factorization of 83691

Prime factors of 83691 are 3, 17, 547. Prime factorization of 83691 in exponential form is:

83691 = 3² × 17¹ × 547¹

Step-3: Factors of 83678

List of positive integer factors of 83678 that divides 83678 without a remainder.

1, 2, 7, 14, 43, 86, 139, 278, 301, 602, 973, 1946, 5977, 11954, 41839

Step-4: Factors of 83691

List of positive integer factors of 83691 that divides 83678 without a remainder.

1, 3, 9, 17, 51, 153, 547, 1641, 4923, 9299, 27897

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 83678 and 83691. The biggest common factor number is the GCF number.
So the greatest common factor 83678 and 83691 is 1.

Also check out the Least Common Multiple of 83678 and 83691