What is the Greatest Common Factor of 68518 and 68538?

Greatest common factor (GCF) of 68518 and 68538 is 2.

GCF(68518,68538) = 2

We will now calculate the prime factors of 68518 and 68538, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 68518 and 68538.

How to find the GCF of 68518 and 68538?

We will first find the prime factorization of 68518 and 68538. After we will calculate the factors of 68518 and 68538 and find the biggest common factor number .

Step-1: Prime Factorization of 68518

Prime factors of 68518 are 2, 34259. Prime factorization of 68518 in exponential form is:

68518 = 2¹ × 34259¹

Step-2: Prime Factorization of 68538

Prime factors of 68538 are 2, 3, 11423. Prime factorization of 68538 in exponential form is:

68538 = 2¹ × 3¹ × 11423¹

Step-3: Factors of 68518

List of positive integer factors of 68518 that divides 68518 without a remainder.

1, 2, 34259

Step-4: Factors of 68538

List of positive integer factors of 68538 that divides 68518 without a remainder.

1, 2, 3, 6, 11423, 22846, 34269

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 68518 and 68538. The biggest common factor number is the GCF number.
So the greatest common factor 68518 and 68538 is 2.

Also check out the Least Common Multiple of 68518 and 68538