What is the Greatest Common Factor of 75470 and 75486?

Greatest common factor (GCF) of 75470 and 75486 is 2.

GCF(75470,75486) = 2

We will now calculate the prime factors of 75470 and 75486, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 75470 and 75486.

How to find the GCF of 75470 and 75486?

We will first find the prime factorization of 75470 and 75486. After we will calculate the factors of 75470 and 75486 and find the biggest common factor number .

Step-1: Prime Factorization of 75470

Prime factors of 75470 are 2, 5, 7547. Prime factorization of 75470 in exponential form is:

75470 = 2¹ × 5¹ × 7547¹

Step-2: Prime Factorization of 75486

Prime factors of 75486 are 2, 3, 23, 547. Prime factorization of 75486 in exponential form is:

75486 = 2¹ × 3¹ × 23¹ × 547¹

Step-3: Factors of 75470

List of positive integer factors of 75470 that divides 75470 without a remainder.

1, 2, 5, 10, 7547, 15094, 37735

Step-4: Factors of 75486

List of positive integer factors of 75486 that divides 75470 without a remainder.

1, 2, 3, 6, 23, 46, 69, 138, 547, 1094, 1641, 3282, 12581, 25162, 37743

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 75470 and 75486. The biggest common factor number is the GCF number.
So the greatest common factor 75470 and 75486 is 2.

Also check out the Least Common Multiple of 75470 and 75486