What is the Greatest Common Factor of 77224 and 77242?

Greatest common factor (GCF) of 77224 and 77242 is 2.

GCF(77224,77242) = 2

We will now calculate the prime factors of 77224 and 77242, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77224 and 77242.

How to find the GCF of 77224 and 77242?

We will first find the prime factorization of 77224 and 77242. After we will calculate the factors of 77224 and 77242 and find the biggest common factor number .

Step-1: Prime Factorization of 77224

Prime factors of 77224 are 2, 7, 197. Prime factorization of 77224 in exponential form is:

77224 = 2³ × 7² × 197¹

Step-2: Prime Factorization of 77242

Prime factors of 77242 are 2, 11, 3511. Prime factorization of 77242 in exponential form is:

77242 = 2¹ × 11¹ × 3511¹

Step-3: Factors of 77224

List of positive integer factors of 77224 that divides 77224 without a remainder.

1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 197, 392, 394, 788, 1379, 1576, 2758, 5516, 9653, 11032, 19306, 38612

Step-4: Factors of 77242

List of positive integer factors of 77242 that divides 77224 without a remainder.

1, 2, 11, 22, 3511, 7022, 38621

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77224 and 77242. The biggest common factor number is the GCF number.
So the greatest common factor 77224 and 77242 is 2.

Also check out the Least Common Multiple of 77224 and 77242