What is the Greatest Common Factor of 77615 and 77629?

Greatest common factor (GCF) of 77615 and 77629 is 1.

GCF(77615,77629) = 1

We will now calculate the prime factors of 77615 and 77629, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77615 and 77629.

How to find the GCF of 77615 and 77629?

We will first find the prime factorization of 77615 and 77629. After we will calculate the factors of 77615 and 77629 and find the biggest common factor number .

Step-1: Prime Factorization of 77615

Prime factors of 77615 are 5, 19, 43. Prime factorization of 77615 in exponential form is:

77615 = 5¹ × 19² × 43¹

Step-2: Prime Factorization of 77629

Prime factors of 77629 are 149, 521. Prime factorization of 77629 in exponential form is:

77629 = 149¹ × 521¹

Step-3: Factors of 77615

List of positive integer factors of 77615 that divides 77615 without a remainder.

1, 5, 19, 43, 95, 215, 361, 817, 1805, 4085, 15523

Step-4: Factors of 77629

List of positive integer factors of 77629 that divides 77615 without a remainder.

1, 149, 521

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77615 and 77629. The biggest common factor number is the GCF number.
So the greatest common factor 77615 and 77629 is 1.

Also check out the Least Common Multiple of 77615 and 77629