What is the Greatest Common Factor of 87398 and 87406?

Greatest common factor (GCF) of 87398 and 87406 is 2.

GCF(87398,87406) = 2

We will now calculate the prime factors of 87398 and 87406, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 87398 and 87406.

How to find the GCF of 87398 and 87406?

We will first find the prime factorization of 87398 and 87406. After we will calculate the factors of 87398 and 87406 and find the biggest common factor number .

Step-1: Prime Factorization of 87398

Prime factors of 87398 are 2, 89, 491. Prime factorization of 87398 in exponential form is:

87398 = 2¹ × 89¹ × 491¹

Step-2: Prime Factorization of 87406

Prime factors of 87406 are 2, 11, 29, 137. Prime factorization of 87406 in exponential form is:

87406 = 2¹ × 11¹ × 29¹ × 137¹

Step-3: Factors of 87398

List of positive integer factors of 87398 that divides 87398 without a remainder.

1, 2, 89, 178, 491, 982, 43699

Step-4: Factors of 87406

List of positive integer factors of 87406 that divides 87398 without a remainder.

1, 2, 11, 22, 29, 58, 137, 274, 319, 638, 1507, 3014, 3973, 7946, 43703

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 87398 and 87406. The biggest common factor number is the GCF number.
So the greatest common factor 87398 and 87406 is 2.

Also check out the Least Common Multiple of 87398 and 87406