What is the Greatest Common Factor of 42520 and 42535?

Greatest common factor (GCF) of 42520 and 42535 is 5.

GCF(42520,42535) = 5

We will now calculate the prime factors of 42520 and 42535, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 42520 and 42535.

How to find the GCF of 42520 and 42535?

We will first find the prime factorization of 42520 and 42535. After we will calculate the factors of 42520 and 42535 and find the biggest common factor number .

Step-1: Prime Factorization of 42520

Prime factors of 42520 are 2, 5, 1063. Prime factorization of 42520 in exponential form is:

42520 = 2³ × 5¹ × 1063¹

Step-2: Prime Factorization of 42535

Prime factors of 42535 are 5, 47, 181. Prime factorization of 42535 in exponential form is:

42535 = 5¹ × 47¹ × 181¹

Step-3: Factors of 42520

List of positive integer factors of 42520 that divides 42520 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 1063, 2126, 4252, 5315, 8504, 10630, 21260

Step-4: Factors of 42535

List of positive integer factors of 42535 that divides 42520 without a remainder.

1, 5, 47, 181, 235, 905, 8507

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 42520 and 42535. The biggest common factor number is the GCF number.
So the greatest common factor 42520 and 42535 is 5.

Also check out the Least Common Multiple of 42520 and 42535