What is the Greatest Common Factor of 71021 and 71028?

Greatest common factor (GCF) of 71021 and 71028 is 1.

GCF(71021,71028) = 1

We will now calculate the prime factors of 71021 and 71028, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 71021 and 71028.

How to find the GCF of 71021 and 71028?

We will first find the prime factorization of 71021 and 71028. After we will calculate the factors of 71021 and 71028 and find the biggest common factor number .

Step-1: Prime Factorization of 71021

Prime factors of 71021 are 29, 31, 79. Prime factorization of 71021 in exponential form is:

71021 = 29¹ × 31¹ × 79¹

Step-2: Prime Factorization of 71028

Prime factors of 71028 are 2, 3, 1973. Prime factorization of 71028 in exponential form is:

71028 = 2² × 3² × 1973¹

Step-3: Factors of 71021

List of positive integer factors of 71021 that divides 71021 without a remainder.

1, 29, 31, 79, 899, 2291, 2449

Step-4: Factors of 71028

List of positive integer factors of 71028 that divides 71021 without a remainder.

1, 2, 3, 4, 6, 9, 12, 18, 36, 1973, 3946, 5919, 7892, 11838, 17757, 23676, 35514

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 71021 and 71028. The biggest common factor number is the GCF number.
So the greatest common factor 71021 and 71028 is 1.

Also check out the Least Common Multiple of 71021 and 71028