What is the Greatest Common Factor of 68930 and 68945?

Greatest common factor (GCF) of 68930 and 68945 is 5.

GCF(68930,68945) = 5

We will now calculate the prime factors of 68930 and 68945, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 68930 and 68945.

How to find the GCF of 68930 and 68945?

We will first find the prime factorization of 68930 and 68945. After we will calculate the factors of 68930 and 68945 and find the biggest common factor number .

Step-1: Prime Factorization of 68930

Prime factors of 68930 are 2, 5, 61, 113. Prime factorization of 68930 in exponential form is:

68930 = 2¹ × 5¹ × 61¹ × 113¹

Step-2: Prime Factorization of 68945

Prime factors of 68945 are 5, 13789. Prime factorization of 68945 in exponential form is:

68945 = 5¹ × 13789¹

Step-3: Factors of 68930

List of positive integer factors of 68930 that divides 68930 without a remainder.

1, 2, 5, 10, 61, 113, 122, 226, 305, 565, 610, 1130, 6893, 13786, 34465

Step-4: Factors of 68945

List of positive integer factors of 68945 that divides 68930 without a remainder.

1, 5, 13789

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 68930 and 68945. The biggest common factor number is the GCF number.
So the greatest common factor 68930 and 68945 is 5.

Also check out the Least Common Multiple of 68930 and 68945