What is the Greatest Common Factor of 765 and 772?
Greatest common factor (GCF) of 765 and 772 is 1.
GCF(765,772) = 1
We will now calculate the prime factors of 765 and 772, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 765 and 772.
How to find the GCF of 765 and 772?
We will first find the prime factorization of 765 and 772. After we will calculate the factors of 765 and 772 and find the biggest common factor number .
Step-1: Prime Factorization of 765
Prime factors of 765 are 3, 5, 17. Prime factorization of 765 in exponential form is:
765 = 32 × 51 × 171
Step-2: Prime Factorization of 772
Prime factors of 772 are 2, 193. Prime factorization of 772 in exponential form is:
772 = 22 × 1931
Step-3: Factors of 765
List of positive integer factors of 765 that divides 765 without a remainder.
1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255
Step-4: Factors of 772
List of positive integer factors of 772 that divides 765 without a remainder.
1, 2, 4, 193, 386
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 765 and 772. The biggest common factor number is the GCF number.
So the greatest common factor 765 and 772 is 1.
Also check out the Least Common Multiple of 765 and 772
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