What is the Greatest Common Factor of 71756 and 71770?

Greatest common factor (GCF) of 71756 and 71770 is 2.

GCF(71756,71770) = 2

We will now calculate the prime factors of 71756 and 71770, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 71756 and 71770.

How to find the GCF of 71756 and 71770?

We will first find the prime factorization of 71756 and 71770. After we will calculate the factors of 71756 and 71770 and find the biggest common factor number .

Step-1: Prime Factorization of 71756

Prime factors of 71756 are 2, 17939. Prime factorization of 71756 in exponential form is:

71756 = 2² × 17939¹

Step-2: Prime Factorization of 71770

Prime factors of 71770 are 2, 5, 7177. Prime factorization of 71770 in exponential form is:

71770 = 2¹ × 5¹ × 7177¹

Step-3: Factors of 71756

List of positive integer factors of 71756 that divides 71756 without a remainder.

1, 2, 4, 17939, 35878

Step-4: Factors of 71770

List of positive integer factors of 71770 that divides 71756 without a remainder.

1, 2, 5, 10, 7177, 14354, 35885

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 71756 and 71770. The biggest common factor number is the GCF number.
So the greatest common factor 71756 and 71770 is 2.

Also check out the Least Common Multiple of 71756 and 71770