GCF and LCM Calculator Logo

What is the Greatest Common Factor of 47905 and 47917?

Greatest common factor (GCF) of 47905 and 47917 is 1.

GCF(47905,47917) = 1

We will now calculate the prime factors of 47905 and 47917, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 47905 and 47917.

GCF Calculator and
and

How to find the GCF of 47905 and 47917?

We will first find the prime factorization of 47905 and 47917. After we will calculate the factors of 47905 and 47917 and find the biggest common factor number .

Step-1: Prime Factorization of 47905

Prime factors of 47905 are 5, 11, 13, 67. Prime factorization of 47905 in exponential form is:

47905 = 51 × 111 × 131 × 671

Step-2: Prime Factorization of 47917

Prime factors of 47917 are 47917. Prime factorization of 47917 in exponential form is:

47917 = 479171

Step-3: Factors of 47905

List of positive integer factors of 47905 that divides 47905 without a remainder.

1, 5, 11, 13, 55, 65, 67, 143, 335, 715, 737, 871, 3685, 4355, 9581

Step-4: Factors of 47917

List of positive integer factors of 47917 that divides 47905 without a remainder.

1

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 47905 and 47917. The biggest common factor number is the GCF number.
So the greatest common factor 47905 and 47917 is 1.

Also check out the Least Common Multiple of 47905 and 47917