What is the Greatest Common Factor of 71470 and 71486?

Greatest common factor (GCF) of 71470 and 71486 is 2.

GCF(71470,71486) = 2

We will now calculate the prime factors of 71470 and 71486, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 71470 and 71486.

How to find the GCF of 71470 and 71486?

We will first find the prime factorization of 71470 and 71486. After we will calculate the factors of 71470 and 71486 and find the biggest common factor number .

Step-1: Prime Factorization of 71470

Prime factors of 71470 are 2, 5, 7, 1021. Prime factorization of 71470 in exponential form is:

71470 = 2¹ × 5¹ × 7¹ × 1021¹

Step-2: Prime Factorization of 71486

Prime factors of 71486 are 2, 31, 1153. Prime factorization of 71486 in exponential form is:

71486 = 2¹ × 31¹ × 1153¹

Step-3: Factors of 71470

List of positive integer factors of 71470 that divides 71470 without a remainder.

1, 2, 5, 7, 10, 14, 35, 70, 1021, 2042, 5105, 7147, 10210, 14294, 35735

Step-4: Factors of 71486

List of positive integer factors of 71486 that divides 71470 without a remainder.

1, 2, 31, 62, 1153, 2306, 35743

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 71470 and 71486. The biggest common factor number is the GCF number.
So the greatest common factor 71470 and 71486 is 2.

Also check out the Least Common Multiple of 71470 and 71486