What is the Greatest Common Factor of 77430 and 77434?

Greatest common factor (GCF) of 77430 and 77434 is 2.

GCF(77430,77434) = 2

We will now calculate the prime factors of 77430 and 77434, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77430 and 77434.

How to find the GCF of 77430 and 77434?

We will first find the prime factorization of 77430 and 77434. After we will calculate the factors of 77430 and 77434 and find the biggest common factor number .

Step-1: Prime Factorization of 77430

Prime factors of 77430 are 2, 3, 5, 29, 89. Prime factorization of 77430 in exponential form is:

77430 = 2¹ × 3¹ × 5¹ × 29¹ × 89¹

Step-2: Prime Factorization of 77434

Prime factors of 77434 are 2, 7, 5531. Prime factorization of 77434 in exponential form is:

77434 = 2¹ × 7¹ × 5531¹

Step-3: Factors of 77430

List of positive integer factors of 77430 that divides 77430 without a remainder.

1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 89, 145, 174, 178, 267, 290, 435, 445, 534, 870, 890, 1335, 2581, 2670, 5162, 7743, 12905, 15486, 25810, 38715

Step-4: Factors of 77434

List of positive integer factors of 77434 that divides 77430 without a remainder.

1, 2, 7, 14, 5531, 11062, 38717

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77430 and 77434. The biggest common factor number is the GCF number.
So the greatest common factor 77430 and 77434 is 2.

Also check out the Least Common Multiple of 77430 and 77434