What is the Greatest Common Factor of 401 and 406?
Greatest common factor (GCF) of 401 and 406 is 1.
GCF(401,406) = 1
We will now calculate the prime factors of 401 and 406, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 401 and 406.
How to find the GCF of 401 and 406?
We will first find the prime factorization of 401 and 406. After we will calculate the factors of 401 and 406 and find the biggest common factor number .
Step-1: Prime Factorization of 401
Prime factors of 401 are 401. Prime factorization of 401 in exponential form is:
401 = 4011
Step-2: Prime Factorization of 406
Prime factors of 406 are 2, 7, 29. Prime factorization of 406 in exponential form is:
406 = 21 × 71 × 291
Step-3: Factors of 401
List of positive integer factors of 401 that divides 401 without a remainder.
1
Step-4: Factors of 406
List of positive integer factors of 406 that divides 401 without a remainder.
1, 2, 7, 14, 29, 58, 203
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 401 and 406. The biggest common factor number is the GCF number.
So the greatest common factor 401 and 406 is 1.
Also check out the Least Common Multiple of 401 and 406
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