What is the Greatest Common Factor of 77065 and 77085?
Greatest common factor (GCF) of 77065 and 77085 is 5.
GCF(77065,77085) = 5
We will now calculate the prime factors of 77065 and 77085, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77065 and 77085.
How to find the GCF of 77065 and 77085?
We will first find the prime factorization of 77065 and 77085. After we will calculate the factors of 77065 and 77085 and find the biggest common factor number .
Step-1: Prime Factorization of 77065
Prime factors of 77065 are 5, 15413. Prime factorization of 77065 in exponential form is:
77065 = 51 × 154131
Step-2: Prime Factorization of 77085
Prime factors of 77085 are 3, 5, 571. Prime factorization of 77085 in exponential form is:
77085 = 33 × 51 × 5711
Step-3: Factors of 77065
List of positive integer factors of 77065 that divides 77065 without a remainder.
1, 5, 15413
Step-4: Factors of 77085
List of positive integer factors of 77085 that divides 77065 without a remainder.
1, 3, 5, 9, 15, 27, 45, 135, 571, 1713, 2855, 5139, 8565, 15417, 25695
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 77065 and 77085. The biggest common factor number is the GCF number.
So the greatest common factor 77065 and 77085 is 5.
Also check out the Least Common Multiple of 77065 and 77085
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