What is the Greatest Common Factor of 765 and 769?
Greatest common factor (GCF) of 765 and 769 is 1.
GCF(765,769) = 1
We will now calculate the prime factors of 765 and 769, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 765 and 769.
How to find the GCF of 765 and 769?
We will first find the prime factorization of 765 and 769. After we will calculate the factors of 765 and 769 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 769
Prime factors of 769 are 769. Prime factorization of 769 in exponential form is:
769 = 7691
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 769
List of positive integer factors of 769 that divides 765 without a remainder.
1
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 765 and 769. The biggest common factor number is the GCF number.
So the greatest common factor 765 and 769 is 1.
Also check out the Least Common Multiple of 765 and 769
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