What is the Greatest Common Factor of 71503 and 71509?

Greatest common factor (GCF) of 71503 and 71509 is 1.

GCF(71503,71509) = 1

We will now calculate the prime factors of 71503 and 71509, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 71503 and 71509.

How to find the GCF of 71503 and 71509?

We will first find the prime factorization of 71503 and 71509. After we will calculate the factors of 71503 and 71509 and find the biggest common factor number .

Step-1: Prime Factorization of 71503

Prime factors of 71503 are 71503. Prime factorization of 71503 in exponential form is:

71503 = 71503¹

Step-2: Prime Factorization of 71509

Prime factors of 71509 are 43, 1663. Prime factorization of 71509 in exponential form is:

71509 = 43¹ × 1663¹

Step-3: Factors of 71503

List of positive integer factors of 71503 that divides 71503 without a remainder.

Step-4: Factors of 71509

List of positive integer factors of 71509 that divides 71503 without a remainder.

1, 43, 1663

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 71503 and 71509. The biggest common factor number is the GCF number.
So the greatest common factor 71503 and 71509 is 1.

Also check out the Least Common Multiple of 71503 and 71509