What is the Greatest Common Factor of 47005 and 47009?

Greatest common factor (GCF) of 47005 and 47009 is 1.

GCF(47005,47009) = 1

We will now calculate the prime factors of 47005 and 47009, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 47005 and 47009.

How to find the GCF of 47005 and 47009?

We will first find the prime factorization of 47005 and 47009. After we will calculate the factors of 47005 and 47009 and find the biggest common factor number .

Step-1: Prime Factorization of 47005

Prime factors of 47005 are 5, 7, 17, 79. Prime factorization of 47005 in exponential form is:

47005 = 5¹ × 7¹ × 17¹ × 79¹

Step-2: Prime Factorization of 47009

Prime factors of 47009 are 29, 1621. Prime factorization of 47009 in exponential form is:

47009 = 29¹ × 1621¹

Step-3: Factors of 47005

List of positive integer factors of 47005 that divides 47005 without a remainder.

1, 5, 7, 17, 35, 79, 85, 119, 395, 553, 595, 1343, 2765, 6715, 9401

Step-4: Factors of 47009

List of positive integer factors of 47009 that divides 47005 without a remainder.

1, 29, 1621

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 47005 and 47009. The biggest common factor number is the GCF number.
So the greatest common factor 47005 and 47009 is 1.

Also check out the Least Common Multiple of 47005 and 47009