What is the Greatest Common Factor of 77969 and 77980?
Greatest common factor (GCF) of 77969 and 77980 is 1.
GCF(77969,77980) = 1
We will now calculate the prime factors of 77969 and 77980, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77969 and 77980.
How to find the GCF of 77969 and 77980?
We will first find the prime factorization of 77969 and 77980. After we will calculate the factors of 77969 and 77980 and find the biggest common factor number .
Step-1: Prime Factorization of 77969
Prime factors of 77969 are 77969. Prime factorization of 77969 in exponential form is:
77969 = 779691
Step-2: Prime Factorization of 77980
Prime factors of 77980 are 2, 5, 7, 557. Prime factorization of 77980 in exponential form is:
77980 = 22 × 51 × 71 × 5571
Step-3: Factors of 77969
List of positive integer factors of 77969 that divides 77969 without a remainder.
1
Step-4: Factors of 77980
List of positive integer factors of 77980 that divides 77969 without a remainder.
1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 557, 1114, 2228, 2785, 3899, 5570, 7798, 11140, 15596, 19495, 38990
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 77969 and 77980. The biggest common factor number is the GCF number.
So the greatest common factor 77969 and 77980 is 1.
Also check out the Least Common Multiple of 77969 and 77980
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Related Greatest Common Factors of 77980
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