What is the Greatest Common Factor of 789 and 801?
Greatest common factor (GCF) of 789 and 801 is 3.
GCF(789,801) = 3
We will now calculate the prime factors of 789 and 801, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 789 and 801.
How to find the GCF of 789 and 801?
We will first find the prime factorization of 789 and 801. After we will calculate the factors of 789 and 801 and find the biggest common factor number .
Step-1: Prime Factorization of 789
Prime factors of 789 are 3, 263. Prime factorization of 789 in exponential form is:
789 = 31 × 2631
Step-2: Prime Factorization of 801
Prime factors of 801 are 3, 89. Prime factorization of 801 in exponential form is:
801 = 32 × 891
Step-3: Factors of 789
List of positive integer factors of 789 that divides 789 without a remainder.
1, 3, 263
Step-4: Factors of 801
List of positive integer factors of 801 that divides 789 without a remainder.
1, 3, 9, 89, 267
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 789 and 801. The biggest common factor number is the GCF number.
So the greatest common factor 789 and 801 is 3.
Also check out the Least Common Multiple of 789 and 801
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