What is the Greatest Common Factor of 320 and 330?
Greatest common factor (GCF) of 320 and 330 is 10.
GCF(320,330) = 10
We will now calculate the prime factors of 320 and 330, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 320 and 330.
How to find the GCF of 320 and 330?
We will first find the prime factorization of 320 and 330. After we will calculate the factors of 320 and 330 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 330
Prime factors of 330 are 2, 3, 5, 11. Prime factorization of 330 in exponential form is:
330 = 21 × 31 × 51 × 111
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 330
List of positive integer factors of 330 that divides 320 without a remainder.
1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 320 and 330. The biggest common factor number is the GCF number.
So the greatest common factor 320 and 330 is 10.
Also check out the Least Common Multiple of 320 and 330
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