What is the Greatest Common Factor of 70691 and 70707?

Greatest common factor (GCF) of 70691 and 70707 is 1.

GCF(70691,70707) = 1

We will now calculate the prime factors of 70691 and 70707, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 70691 and 70707.

How to find the GCF of 70691 and 70707?

We will first find the prime factorization of 70691 and 70707. After we will calculate the factors of 70691 and 70707 and find the biggest common factor number .

Step-1: Prime Factorization of 70691

Prime factors of 70691 are 223, 317. Prime factorization of 70691 in exponential form is:

70691 = 223¹ × 317¹

Step-2: Prime Factorization of 70707

Prime factors of 70707 are 3, 7, 13, 37. Prime factorization of 70707 in exponential form is:

70707 = 3¹ × 7² × 13¹ × 37¹

Step-3: Factors of 70691

List of positive integer factors of 70691 that divides 70691 without a remainder.

1, 223, 317

Step-4: Factors of 70707

List of positive integer factors of 70707 that divides 70691 without a remainder.

1, 3, 7, 13, 21, 37, 39, 49, 91, 111, 147, 259, 273, 481, 637, 777, 1443, 1813, 1911, 3367, 5439, 10101, 23569

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 70691 and 70707. The biggest common factor number is the GCF number.
So the greatest common factor 70691 and 70707 is 1.

Also check out the Least Common Multiple of 70691 and 70707