What is the Greatest Common Factor of 1342 and 1356?

Greatest common factor (GCF) of 1342 and 1356 is 2.

GCF(1342,1356) = 2

We will now calculate the prime factors of 1342 and 1356, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 1342 and 1356.

How to find the GCF of 1342 and 1356?

We will first find the prime factorization of 1342 and 1356. After we will calculate the factors of 1342 and 1356 and find the biggest common factor number .

Step-1: Prime Factorization of 1342

Prime factors of 1342 are 2, 11, 61. Prime factorization of 1342 in exponential form is:

1342 = 2¹ × 11¹ × 61¹

Step-2: Prime Factorization of 1356

Prime factors of 1356 are 2, 3, 113. Prime factorization of 1356 in exponential form is:

1356 = 2² × 3¹ × 113¹

Step-3: Factors of 1342

List of positive integer factors of 1342 that divides 1342 without a remainder.

1, 2, 11, 22, 61, 122, 671

Step-4: Factors of 1356

List of positive integer factors of 1356 that divides 1342 without a remainder.

1, 2, 3, 4, 6, 12, 113, 226, 339, 452, 678

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 1342 and 1356. The biggest common factor number is the GCF number.
So the greatest common factor 1342 and 1356 is 2.

Also check out the Least Common Multiple of 1342 and 1356