What is the Greatest Common Factor of 77008 and 77020?
Greatest common factor (GCF) of 77008 and 77020 is 4.
GCF(77008,77020) = 4
We will now calculate the prime factors of 77008 and 77020, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77008 and 77020.
How to find the GCF of 77008 and 77020?
We will first find the prime factorization of 77008 and 77020. After we will calculate the factors of 77008 and 77020 and find the biggest common factor number .
Step-1: Prime Factorization of 77008
Prime factors of 77008 are 2, 4813. Prime factorization of 77008 in exponential form is:
77008 = 24 × 48131
Step-2: Prime Factorization of 77020
Prime factors of 77020 are 2, 5, 3851. Prime factorization of 77020 in exponential form is:
77020 = 22 × 51 × 38511
Step-3: Factors of 77008
List of positive integer factors of 77008 that divides 77008 without a remainder.
1, 2, 4, 8, 16, 4813, 9626, 19252, 38504
Step-4: Factors of 77020
List of positive integer factors of 77020 that divides 77008 without a remainder.
1, 2, 4, 5, 10, 20, 3851, 7702, 15404, 19255, 38510
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 77008 and 77020. The biggest common factor number is the GCF number.
So the greatest common factor 77008 and 77020 is 4.
Also check out the Least Common Multiple of 77008 and 77020
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