What is the Greatest Common Factor of 774 and 788?
Greatest common factor (GCF) of 774 and 788 is 2.
GCF(774,788) = 2
We will now calculate the prime factors of 774 and 788, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 774 and 788.
How to find the GCF of 774 and 788?
We will first find the prime factorization of 774 and 788. After we will calculate the factors of 774 and 788 and find the biggest common factor number .
Step-1: Prime Factorization of 774
Prime factors of 774 are 2, 3, 43. Prime factorization of 774 in exponential form is:
774 = 21 × 32 × 431
Step-2: Prime Factorization of 788
Prime factors of 788 are 2, 197. Prime factorization of 788 in exponential form is:
788 = 22 × 1971
Step-3: Factors of 774
List of positive integer factors of 774 that divides 774 without a remainder.
1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387
Step-4: Factors of 788
List of positive integer factors of 788 that divides 774 without a remainder.
1, 2, 4, 197, 394
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 774 and 788. The biggest common factor number is the GCF number.
So the greatest common factor 774 and 788 is 2.
Also check out the Least Common Multiple of 774 and 788
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