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What is the Greatest Common Factor of 72551 and 72557?

Greatest common factor (GCF) of 72551 and 72557 is 1.

GCF(72551,72557) = 1

We will now calculate the prime factors of 72551 and 72557, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72551 and 72557.

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How to find the GCF of 72551 and 72557?

We will first find the prime factorization of 72551 and 72557. After we will calculate the factors of 72551 and 72557 and find the biggest common factor number .

Step-1: Prime Factorization of 72551

Prime factors of 72551 are 72551. Prime factorization of 72551 in exponential form is:

72551 = 725511

Step-2: Prime Factorization of 72557

Prime factors of 72557 are 37, 53. Prime factorization of 72557 in exponential form is:

72557 = 372 × 531

Step-3: Factors of 72551

List of positive integer factors of 72551 that divides 72551 without a remainder.

1

Step-4: Factors of 72557

List of positive integer factors of 72557 that divides 72551 without a remainder.

1, 37, 53, 1369, 1961

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 72551 and 72557. The biggest common factor number is the GCF number.
So the greatest common factor 72551 and 72557 is 1.

Also check out the Least Common Multiple of 72551 and 72557