What is the Greatest Common Factor of 77378 and 77389?
Greatest common factor (GCF) of 77378 and 77389 is 1.
GCF(77378,77389) = 1
We will now calculate the prime factors of 77378 and 77389, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77378 and 77389.
How to find the GCF of 77378 and 77389?
We will first find the prime factorization of 77378 and 77389. After we will calculate the factors of 77378 and 77389 and find the biggest common factor number .
Step-1: Prime Factorization of 77378
Prime factors of 77378 are 2, 7, 5527. Prime factorization of 77378 in exponential form is:
77378 = 21 × 71 × 55271
Step-2: Prime Factorization of 77389
Prime factors of 77389 are 13, 5953. Prime factorization of 77389 in exponential form is:
77389 = 131 × 59531
Step-3: Factors of 77378
List of positive integer factors of 77378 that divides 77378 without a remainder.
1, 2, 7, 14, 5527, 11054, 38689
Step-4: Factors of 77389
List of positive integer factors of 77389 that divides 77378 without a remainder.
1, 13, 5953
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 77378 and 77389. The biggest common factor number is the GCF number.
So the greatest common factor 77378 and 77389 is 1.
Also check out the Least Common Multiple of 77378 and 77389
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