What is the Greatest Common Factor of 78505 and 78522?

Greatest common factor (GCF) of 78505 and 78522 is 1.

GCF(78505,78522) = 1

We will now calculate the prime factors of 78505 and 78522, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 78505 and 78522.

How to find the GCF of 78505 and 78522?

We will first find the prime factorization of 78505 and 78522. After we will calculate the factors of 78505 and 78522 and find the biggest common factor number .

Step-1: Prime Factorization of 78505

Prime factors of 78505 are 5, 7, 2243. Prime factorization of 78505 in exponential form is:

78505 = 5¹ × 7¹ × 2243¹

Step-2: Prime Factorization of 78522

Prime factors of 78522 are 2, 3, 23, 569. Prime factorization of 78522 in exponential form is:

78522 = 2¹ × 3¹ × 23¹ × 569¹

Step-3: Factors of 78505

List of positive integer factors of 78505 that divides 78505 without a remainder.

1, 5, 7, 35, 2243, 11215, 15701

Step-4: Factors of 78522

List of positive integer factors of 78522 that divides 78505 without a remainder.

1, 2, 3, 6, 23, 46, 69, 138, 569, 1138, 1707, 3414, 13087, 26174, 39261

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 78505 and 78522. The biggest common factor number is the GCF number.
So the greatest common factor 78505 and 78522 is 1.

Also check out the Least Common Multiple of 78505 and 78522