GCF and LCM Calculator Logo

What is the Greatest Common Factor of 78517 and 78525?

Greatest common factor (GCF) of 78517 and 78525 is 1.

GCF(78517,78525) = 1

We will now calculate the prime factors of 78517 and 78525, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 78517 and 78525.

GCF Calculator and
and

How to find the GCF of 78517 and 78525?

We will first find the prime factorization of 78517 and 78525. After we will calculate the factors of 78517 and 78525 and find the biggest common factor number .

Step-1: Prime Factorization of 78517

Prime factors of 78517 are 78517. Prime factorization of 78517 in exponential form is:

78517 = 785171

Step-2: Prime Factorization of 78525

Prime factors of 78525 are 3, 5, 349. Prime factorization of 78525 in exponential form is:

78525 = 32 × 52 × 3491

Step-3: Factors of 78517

List of positive integer factors of 78517 that divides 78517 without a remainder.

1

Step-4: Factors of 78525

List of positive integer factors of 78525 that divides 78517 without a remainder.

1, 3, 5, 9, 15, 25, 45, 75, 225, 349, 1047, 1745, 3141, 5235, 8725, 15705, 26175

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 78517 and 78525. The biggest common factor number is the GCF number.
So the greatest common factor 78517 and 78525 is 1.

Also check out the Least Common Multiple of 78517 and 78525