What is the Greatest Common Factor of 3420 and 3434?

Greatest common factor (GCF) of 3420 and 3434 is 2.

GCF(3420,3434) = 2

We will now calculate the prime factors of 3420 and 3434, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 3420 and 3434.

How to find the GCF of 3420 and 3434?

We will first find the prime factorization of 3420 and 3434. After we will calculate the factors of 3420 and 3434 and find the biggest common factor number .

Step-1: Prime Factorization of 3420

Prime factors of 3420 are 2, 3, 5, 19. Prime factorization of 3420 in exponential form is:

3420 = 2² × 3² × 5¹ × 19¹

Step-2: Prime Factorization of 3434

Prime factors of 3434 are 2, 17, 101. Prime factorization of 3434 in exponential form is:

3434 = 2¹ × 17¹ × 101¹

Step-3: Factors of 3420

List of positive integer factors of 3420 that divides 3420 without a remainder.

1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710

Step-4: Factors of 3434

List of positive integer factors of 3434 that divides 3420 without a remainder.

1, 2, 17, 34, 101, 202, 1717

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 3420 and 3434. The biggest common factor number is the GCF number.
So the greatest common factor 3420 and 3434 is 2.

Also check out the Least Common Multiple of 3420 and 3434