What is the Greatest Common Factor of 83661 and 83678?

Greatest common factor (GCF) of 83661 and 83678 is 1.

GCF(83661,83678) = 1

We will now calculate the prime factors of 83661 and 83678, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 83661 and 83678.

How to find the GCF of 83661 and 83678?

We will first find the prime factorization of 83661 and 83678. After we will calculate the factors of 83661 and 83678 and find the biggest common factor number .

Step-1: Prime Factorization of 83661

Prime factors of 83661 are 3, 79, 353. Prime factorization of 83661 in exponential form is:

83661 = 3¹ × 79¹ × 353¹

Step-2: 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-3: Factors of 83661

List of positive integer factors of 83661 that divides 83661 without a remainder.

1, 3, 79, 237, 353, 1059, 27887

Step-4: Factors of 83678

List of positive integer factors of 83678 that divides 83661 without a remainder.

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

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 83661 and 83678. The biggest common factor number is the GCF number.
So the greatest common factor 83661 and 83678 is 1.

Also check out the Least Common Multiple of 83661 and 83678