GCF and LCM Calculator Logo

What is the Greatest Common Factor of 30634 and 30642?

Greatest common factor (GCF) of 30634 and 30642 is 2.

GCF(30634,30642) = 2

We will now calculate the prime factors of 30634 and 30642, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 30634 and 30642.

GCF Calculator and
and

How to find the GCF of 30634 and 30642?

We will first find the prime factorization of 30634 and 30642. After we will calculate the factors of 30634 and 30642 and find the biggest common factor number .

Step-1: Prime Factorization of 30634

Prime factors of 30634 are 2, 17, 53. Prime factorization of 30634 in exponential form is:

30634 = 21 × 172 × 531

Step-2: Prime Factorization of 30642

Prime factors of 30642 are 2, 3, 5107. Prime factorization of 30642 in exponential form is:

30642 = 21 × 31 × 51071

Step-3: Factors of 30634

List of positive integer factors of 30634 that divides 30634 without a remainder.

1, 2, 17, 34, 53, 106, 289, 578, 901, 1802, 15317

Step-4: Factors of 30642

List of positive integer factors of 30642 that divides 30634 without a remainder.

1, 2, 3, 6, 5107, 10214, 15321

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 30634 and 30642. The biggest common factor number is the GCF number.
So the greatest common factor 30634 and 30642 is 2.

Also check out the Least Common Multiple of 30634 and 30642