What is the Greatest Common Factor of 68020 and 68028?

Greatest common factor (GCF) of 68020 and 68028 is 4.

GCF(68020,68028) = 4

We will now calculate the prime factors of 68020 and 68028, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 68020 and 68028.

How to find the GCF of 68020 and 68028?

We will first find the prime factorization of 68020 and 68028. After we will calculate the factors of 68020 and 68028 and find the biggest common factor number .

Step-1: Prime Factorization of 68020

Prime factors of 68020 are 2, 5, 19, 179. Prime factorization of 68020 in exponential form is:

68020 = 2² × 5¹ × 19¹ × 179¹

Step-2: Prime Factorization of 68028

Prime factors of 68028 are 2, 3, 5669. Prime factorization of 68028 in exponential form is:

68028 = 2² × 3¹ × 5669¹

Step-3: Factors of 68020

List of positive integer factors of 68020 that divides 68020 without a remainder.

1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 179, 190, 358, 380, 716, 895, 1790, 3401, 3580, 6802, 13604, 17005, 34010

Step-4: Factors of 68028

List of positive integer factors of 68028 that divides 68020 without a remainder.

1, 2, 3, 4, 6, 12, 5669, 11338, 17007, 22676, 34014

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 68020 and 68028. The biggest common factor number is the GCF number.
So the greatest common factor 68020 and 68028 is 4.

Also check out the Least Common Multiple of 68020 and 68028