What is the Greatest Common Factor of 84940 and 84947?

Greatest common factor (GCF) of 84940 and 84947 is 1.

GCF(84940,84947) = 1

We will now calculate the prime factors of 84940 and 84947, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 84940 and 84947.

How to find the GCF of 84940 and 84947?

We will first find the prime factorization of 84940 and 84947. After we will calculate the factors of 84940 and 84947 and find the biggest common factor number .

Step-1: Prime Factorization of 84940

Prime factors of 84940 are 2, 5, 31, 137. Prime factorization of 84940 in exponential form is:

84940 = 2² × 5¹ × 31¹ × 137¹

Step-2: Prime Factorization of 84947

Prime factors of 84947 are 84947. Prime factorization of 84947 in exponential form is:

84947 = 84947¹

Step-3: Factors of 84940

List of positive integer factors of 84940 that divides 84940 without a remainder.

1, 2, 4, 5, 10, 20, 31, 62, 124, 137, 155, 274, 310, 548, 620, 685, 1370, 2740, 4247, 8494, 16988, 21235, 42470

Step-4: Factors of 84947

List of positive integer factors of 84947 that divides 84940 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 84940 and 84947. The biggest common factor number is the GCF number.
So the greatest common factor 84940 and 84947 is 1.

Also check out the Least Common Multiple of 84940 and 84947