What is the Greatest Common Factor of 320 and 338?
Greatest common factor (GCF) of 320 and 338 is 2.
GCF(320,338) = 2
We will now calculate the prime factors of 320 and 338, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 320 and 338.
How to find the GCF of 320 and 338?
We will first find the prime factorization of 320 and 338. After we will calculate the factors of 320 and 338 and find the biggest common factor number .
Step-1: Prime Factorization of 320
Prime factors of 320 are 2, 5. Prime factorization of 320 in exponential form is:
320 = 26 × 51
Step-2: Prime Factorization of 338
Prime factors of 338 are 2, 13. Prime factorization of 338 in exponential form is:
338 = 21 × 132
Step-3: Factors of 320
List of positive integer factors of 320 that divides 320 without a remainder.
1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160
Step-4: Factors of 338
List of positive integer factors of 338 that divides 320 without a remainder.
1, 2, 13, 26, 169
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 320 and 338. The biggest common factor number is the GCF number.
So the greatest common factor 320 and 338 is 2.
Also check out the Least Common Multiple of 320 and 338
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