GCF and LCM Calculator Logo

What is the Greatest Common Factor of 42506 and 42511?

Greatest common factor (GCF) of 42506 and 42511 is 1.

GCF(42506,42511) = 1

We will now calculate the prime factors of 42506 and 42511, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 42506 and 42511.

GCF Calculator and
and

How to find the GCF of 42506 and 42511?

We will first find the prime factorization of 42506 and 42511. After we will calculate the factors of 42506 and 42511 and find the biggest common factor number .

Step-1: Prime Factorization of 42506

Prime factors of 42506 are 2, 53, 401. Prime factorization of 42506 in exponential form is:

42506 = 21 × 531 × 4011

Step-2: Prime Factorization of 42511

Prime factors of 42511 are 7, 6073. Prime factorization of 42511 in exponential form is:

42511 = 71 × 60731

Step-3: Factors of 42506

List of positive integer factors of 42506 that divides 42506 without a remainder.

1, 2, 53, 106, 401, 802, 21253

Step-4: Factors of 42511

List of positive integer factors of 42511 that divides 42506 without a remainder.

1, 7, 6073

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 42506 and 42511. The biggest common factor number is the GCF number.
So the greatest common factor 42506 and 42511 is 1.

Also check out the Least Common Multiple of 42506 and 42511