What is the Greatest Common Factor of 85785 and 85796?

Greatest common factor (GCF) of 85785 and 85796 is 1.

GCF(85785,85796) = 1

We will now calculate the prime factors of 85785 and 85796, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 85785 and 85796.

How to find the GCF of 85785 and 85796?

We will first find the prime factorization of 85785 and 85796. After we will calculate the factors of 85785 and 85796 and find the biggest common factor number .

Step-1: Prime Factorization of 85785

Prime factors of 85785 are 3, 5, 7, 19, 43. Prime factorization of 85785 in exponential form is:

85785 = 3¹ × 5¹ × 7¹ × 19¹ × 43¹

Step-2: Prime Factorization of 85796

Prime factors of 85796 are 2, 89, 241. Prime factorization of 85796 in exponential form is:

85796 = 2² × 89¹ × 241¹

Step-3: Factors of 85785

List of positive integer factors of 85785 that divides 85785 without a remainder.

1, 3, 5, 7, 15, 19, 21, 35, 43, 57, 95, 105, 129, 133, 215, 285, 301, 399, 645, 665, 817, 903, 1505, 1995, 2451, 4085, 4515, 5719, 12255, 17157, 28595

Step-4: Factors of 85796

List of positive integer factors of 85796 that divides 85785 without a remainder.

1, 2, 4, 89, 178, 241, 356, 482, 964, 21449, 42898

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 85785 and 85796. The biggest common factor number is the GCF number.
So the greatest common factor 85785 and 85796 is 1.

Also check out the Least Common Multiple of 85785 and 85796