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What is the Greatest Common Factor of 77489 and 77503?

Greatest common factor (GCF) of 77489 and 77503 is 1.

GCF(77489,77503) = 1

We will now calculate the prime factors of 77489 and 77503, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77489 and 77503.

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How to find the GCF of 77489 and 77503?

We will first find the prime factorization of 77489 and 77503. After we will calculate the factors of 77489 and 77503 and find the biggest common factor number .

Step-1: Prime Factorization of 77489

Prime factors of 77489 are 77489. Prime factorization of 77489 in exponential form is:

77489 = 774891

Step-2: Prime Factorization of 77503

Prime factors of 77503 are 17, 47, 97. Prime factorization of 77503 in exponential form is:

77503 = 171 × 471 × 971

Step-3: Factors of 77489

List of positive integer factors of 77489 that divides 77489 without a remainder.

1

Step-4: Factors of 77503

List of positive integer factors of 77503 that divides 77489 without a remainder.

1, 17, 47, 97, 799, 1649, 4559

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77489 and 77503. The biggest common factor number is the GCF number.
So the greatest common factor 77489 and 77503 is 1.

Also check out the Least Common Multiple of 77489 and 77503