What is the Greatest Common Factor of 70580 and 70591?

Greatest common factor (GCF) of 70580 and 70591 is 1.

GCF(70580,70591) = 1

We will now calculate the prime factors of 70580 and 70591, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 70580 and 70591.

How to find the GCF of 70580 and 70591?

We will first find the prime factorization of 70580 and 70591. After we will calculate the factors of 70580 and 70591 and find the biggest common factor number .

Step-1: Prime Factorization of 70580

Prime factors of 70580 are 2, 5, 3529. Prime factorization of 70580 in exponential form is:

70580 = 2² × 5¹ × 3529¹

Step-2: Prime Factorization of 70591

Prime factors of 70591 are 73, 967. Prime factorization of 70591 in exponential form is:

70591 = 73¹ × 967¹

Step-3: Factors of 70580

List of positive integer factors of 70580 that divides 70580 without a remainder.

1, 2, 4, 5, 10, 20, 3529, 7058, 14116, 17645, 35290

Step-4: Factors of 70591

List of positive integer factors of 70591 that divides 70580 without a remainder.

1, 73, 967

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 70580 and 70591. The biggest common factor number is the GCF number.
So the greatest common factor 70580 and 70591 is 1.

Also check out the Least Common Multiple of 70580 and 70591