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What is the Greatest Common Factor of 45638 and 45642?

Greatest common factor (GCF) of 45638 and 45642 is 2.

GCF(45638,45642) = 2

We will now calculate the prime factors of 45638 and 45642, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 45638 and 45642.

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How to find the GCF of 45638 and 45642?

We will first find the prime factorization of 45638 and 45642. After we will calculate the factors of 45638 and 45642 and find the biggest common factor number .

Step-1: Prime Factorization of 45638

Prime factors of 45638 are 2, 19, 1201. Prime factorization of 45638 in exponential form is:

45638 = 21 × 191 × 12011

Step-2: Prime Factorization of 45642

Prime factors of 45642 are 2, 3, 7607. Prime factorization of 45642 in exponential form is:

45642 = 21 × 31 × 76071

Step-3: Factors of 45638

List of positive integer factors of 45638 that divides 45638 without a remainder.

1, 2, 19, 38, 1201, 2402, 22819

Step-4: Factors of 45642

List of positive integer factors of 45642 that divides 45638 without a remainder.

1, 2, 3, 6, 7607, 15214, 22821

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 45638 and 45642. The biggest common factor number is the GCF number.
So the greatest common factor 45638 and 45642 is 2.

Also check out the Least Common Multiple of 45638 and 45642