What is the Greatest Common Factor of 51646 and 51658?

Greatest common factor (GCF) of 51646 and 51658 is 2.

GCF(51646,51658) = 2

We will now calculate the prime factors of 51646 and 51658, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 51646 and 51658.

How to find the GCF of 51646 and 51658?

We will first find the prime factorization of 51646 and 51658. After we will calculate the factors of 51646 and 51658 and find the biggest common factor number .

Step-1: Prime Factorization of 51646

Prime factors of 51646 are 2, 7, 17, 31. Prime factorization of 51646 in exponential form is:

51646 = 2¹ × 7² × 17¹ × 31¹

Step-2: Prime Factorization of 51658

Prime factors of 51658 are 2, 23, 1123. Prime factorization of 51658 in exponential form is:

51658 = 2¹ × 23¹ × 1123¹

Step-3: Factors of 51646

List of positive integer factors of 51646 that divides 51646 without a remainder.

1, 2, 7, 14, 17, 31, 34, 49, 62, 98, 119, 217, 238, 434, 527, 833, 1054, 1519, 1666, 3038, 3689, 7378, 25823

Step-4: Factors of 51658

List of positive integer factors of 51658 that divides 51646 without a remainder.

1, 2, 23, 46, 1123, 2246, 25829

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 51646 and 51658. The biggest common factor number is the GCF number.
So the greatest common factor 51646 and 51658 is 2.

Also check out the Least Common Multiple of 51646 and 51658