What is the Greatest Common Factor of 71589 and 71603?

Greatest common factor (GCF) of 71589 and 71603 is 7.

GCF(71589,71603) = 7

We will now calculate the prime factors of 71589 and 71603, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 71589 and 71603.

How to find the GCF of 71589 and 71603?

We will first find the prime factorization of 71589 and 71603. After we will calculate the factors of 71589 and 71603 and find the biggest common factor number .

Step-1: Prime Factorization of 71589

Prime factors of 71589 are 3, 7, 487. Prime factorization of 71589 in exponential form is:

71589 = 3¹ × 7² × 487¹

Step-2: Prime Factorization of 71603

Prime factors of 71603 are 7, 53, 193. Prime factorization of 71603 in exponential form is:

71603 = 7¹ × 53¹ × 193¹

Step-3: Factors of 71589

List of positive integer factors of 71589 that divides 71589 without a remainder.

1, 3, 7, 21, 49, 147, 487, 1461, 3409, 10227, 23863

Step-4: Factors of 71603

List of positive integer factors of 71603 that divides 71589 without a remainder.

1, 7, 53, 193, 371, 1351, 10229

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 71589 and 71603. The biggest common factor number is the GCF number.
So the greatest common factor 71589 and 71603 is 7.

Also check out the Least Common Multiple of 71589 and 71603