What is the Greatest Common Factor of 69438 and 69458?

Greatest common factor (GCF) of 69438 and 69458 is 2.

GCF(69438,69458) = 2

We will now calculate the prime factors of 69438 and 69458, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 69438 and 69458.

How to find the GCF of 69438 and 69458?

We will first find the prime factorization of 69438 and 69458. After we will calculate the factors of 69438 and 69458 and find the biggest common factor number .

Step-1: Prime Factorization of 69438

Prime factors of 69438 are 2, 3, 71, 163. Prime factorization of 69438 in exponential form is:

69438 = 2¹ × 3¹ × 71¹ × 163¹

Step-2: Prime Factorization of 69458

Prime factors of 69458 are 2, 34729. Prime factorization of 69458 in exponential form is:

69458 = 2¹ × 34729¹

Step-3: Factors of 69438

List of positive integer factors of 69438 that divides 69438 without a remainder.

1, 2, 3, 6, 71, 142, 163, 213, 326, 426, 489, 978, 11573, 23146, 34719

Step-4: Factors of 69458

List of positive integer factors of 69458 that divides 69438 without a remainder.

1, 2, 34729

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 69438 and 69458. The biggest common factor number is the GCF number.
So the greatest common factor 69438 and 69458 is 2.

Also check out the Least Common Multiple of 69438 and 69458