What is the Greatest Common Factor of 70371 and 70385?

Greatest common factor (GCF) of 70371 and 70385 is 7.

GCF(70371,70385) = 7

We will now calculate the prime factors of 70371 and 70385, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 70371 and 70385.

How to find the GCF of 70371 and 70385?

We will first find the prime factorization of 70371 and 70385. After we will calculate the factors of 70371 and 70385 and find the biggest common factor number .

Step-1: Prime Factorization of 70371

Prime factors of 70371 are 3, 7, 1117. Prime factorization of 70371 in exponential form is:

70371 = 3² × 7¹ × 1117¹

Step-2: Prime Factorization of 70385

Prime factors of 70385 are 5, 7, 2011. Prime factorization of 70385 in exponential form is:

70385 = 5¹ × 7¹ × 2011¹

Step-3: Factors of 70371

List of positive integer factors of 70371 that divides 70371 without a remainder.

1, 3, 7, 9, 21, 63, 1117, 3351, 7819, 10053, 23457

Step-4: Factors of 70385

List of positive integer factors of 70385 that divides 70371 without a remainder.

1, 5, 7, 35, 2011, 10055, 14077

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 70371 and 70385. The biggest common factor number is the GCF number.
So the greatest common factor 70371 and 70385 is 7.

Also check out the Least Common Multiple of 70371 and 70385