What is the Greatest Common Factor of 396 and 401?
Greatest common factor (GCF) of 396 and 401 is 1.
GCF(396,401) = 1
We will now calculate the prime factors of 396 and 401, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 396 and 401.
How to find the GCF of 396 and 401?
We will first find the prime factorization of 396 and 401. After we will calculate the factors of 396 and 401 and find the biggest common factor number .
Step-1: Prime Factorization of 396
Prime factors of 396 are 2, 3, 11. Prime factorization of 396 in exponential form is:
396 = 22 × 32 × 111
Step-2: Prime Factorization of 401
Prime factors of 401 are 401. Prime factorization of 401 in exponential form is:
401 = 4011
Step-3: Factors of 396
List of positive integer factors of 396 that divides 396 without a remainder.
1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198
Step-4: Factors of 401
List of positive integer factors of 401 that divides 396 without a remainder.
1
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 396 and 401. The biggest common factor number is the GCF number.
So the greatest common factor 396 and 401 is 1.
Also check out the Least Common Multiple of 396 and 401
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