What is the Greatest Common Factor of 42530 and 42534?

Greatest common factor (GCF) of 42530 and 42534 is 2.

GCF(42530,42534) = 2

We will now calculate the prime factors of 42530 and 42534, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 42530 and 42534.

How to find the GCF of 42530 and 42534?

We will first find the prime factorization of 42530 and 42534. After we will calculate the factors of 42530 and 42534 and find the biggest common factor number .

Step-1: Prime Factorization of 42530

Prime factors of 42530 are 2, 5, 4253. Prime factorization of 42530 in exponential form is:

42530 = 2¹ × 5¹ × 4253¹

Step-2: Prime Factorization of 42534

Prime factors of 42534 are 2, 3, 17, 139. Prime factorization of 42534 in exponential form is:

42534 = 2¹ × 3² × 17¹ × 139¹

Step-3: Factors of 42530

List of positive integer factors of 42530 that divides 42530 without a remainder.

1, 2, 5, 10, 4253, 8506, 21265

Step-4: Factors of 42534

List of positive integer factors of 42534 that divides 42530 without a remainder.

1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 139, 153, 278, 306, 417, 834, 1251, 2363, 2502, 4726, 7089, 14178, 21267

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 42530 and 42534. The biggest common factor number is the GCF number.
So the greatest common factor 42530 and 42534 is 2.

Also check out the Least Common Multiple of 42530 and 42534