What is the Greatest Common Factor of 315 and 331?
Greatest common factor (GCF) of 315 and 331 is 1.
GCF(315,331) = 1
We will now calculate the prime factors of 315 and 331, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 315 and 331.
How to find the GCF of 315 and 331?
We will first find the prime factorization of 315 and 331. After we will calculate the factors of 315 and 331 and find the biggest common factor number .
Step-1: Prime Factorization of 315
Prime factors of 315 are 3, 5, 7. Prime factorization of 315 in exponential form is:
315 = 32 × 51 × 71
Step-2: Prime Factorization of 331
Prime factors of 331 are 331. Prime factorization of 331 in exponential form is:
331 = 3311
Step-3: Factors of 315
List of positive integer factors of 315 that divides 315 without a remainder.
1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105
Step-4: Factors of 331
List of positive integer factors of 331 that divides 315 without a remainder.
1
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 315 and 331. The biggest common factor number is the GCF number.
So the greatest common factor 315 and 331 is 1.
Also check out the Least Common Multiple of 315 and 331
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