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What is the Greatest Common Factor of 75470 and 75487?

Greatest common factor (GCF) of 75470 and 75487 is 1.

GCF(75470,75487) = 1

We will now calculate the prime factors of 75470 and 75487, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 75470 and 75487.

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How to find the GCF of 75470 and 75487?

We will first find the prime factorization of 75470 and 75487. After we will calculate the factors of 75470 and 75487 and find the biggest common factor number .

Step-1: Prime Factorization of 75470

Prime factors of 75470 are 2, 5, 7547. Prime factorization of 75470 in exponential form is:

75470 = 21 × 51 × 75471

Step-2: Prime Factorization of 75487

Prime factors of 75487 are 19, 29, 137. Prime factorization of 75487 in exponential form is:

75487 = 191 × 291 × 1371

Step-3: Factors of 75470

List of positive integer factors of 75470 that divides 75470 without a remainder.

1, 2, 5, 10, 7547, 15094, 37735

Step-4: Factors of 75487

List of positive integer factors of 75487 that divides 75470 without a remainder.

1, 19, 29, 137, 551, 2603, 3973

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 75470 and 75487. The biggest common factor number is the GCF number.
So the greatest common factor 75470 and 75487 is 1.

Also check out the Least Common Multiple of 75470 and 75487