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What is the Greatest Common Factor of 1356 and 1376?

Greatest common factor (GCF) of 1356 and 1376 is 4.

GCF(1356,1376) = 4

We will now calculate the prime factors of 1356 and 1376, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 1356 and 1376.

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How to find the GCF of 1356 and 1376?

We will first find the prime factorization of 1356 and 1376. After we will calculate the factors of 1356 and 1376 and find the biggest common factor number .

Step-1: 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-2: Prime Factorization of 1376

Prime factors of 1376 are 2, 43. Prime factorization of 1376 in exponential form is:

1376 = 25 × 431

Step-3: Factors of 1356

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

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

Step-4: Factors of 1376

List of positive integer factors of 1376 that divides 1356 without a remainder.

1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 1356 and 1376. The biggest common factor number is the GCF number.
So the greatest common factor 1356 and 1376 is 4.

Also check out the Least Common Multiple of 1356 and 1376