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What is the Greatest Common Factor of 25 and 50?

Greatest common factor (GCF) of 25 and 50 is 25.

GCF(25,50) = 25

We will now calculate the prime factors of 25 and 50, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 25 and 50.

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How to find the GCF of 25 and 50?

We will first find the prime factorization of 25 and 50. After we will calculate the factors of 25 and 50 and find the biggest common factor number .

Step-1: Prime Factorization of 25

Prime factors of 25 are 5. Prime factorization of 25 in exponential form is:

25 = 52

Step-2: Prime Factorization of 50

Prime factors of 50 are 2, 5. Prime factorization of 50 in exponential form is:

50 = 21 × 52

Step-3: Factors of 25

List of positive integer factors of 25 that divides 25 without a remainder.

1, 5

Step-4: Factors of 50

List of positive integer factors of 50 that divides 25 without a remainder.

1, 2, 5, 10, 25

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 25 and 50. The biggest common factor number is the GCF number.
So the greatest common factor 25 and 50 is 25.

Also check out the Least Common Multiple of 25 and 50

Recent Comments
Guest 2020-09-16 07:36:31

What is the greatest common factor between 10, 25, and 50?

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