What is the Greatest Common Factor of 305 and 325?
Greatest common factor (GCF) of 305 and 325 is 5.
GCF(305,325) = 5
We will now calculate the prime factors of 305 and 325, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 305 and 325.
How to find the GCF of 305 and 325?
We will first find the prime factorization of 305 and 325. After we will calculate the factors of 305 and 325 and find the biggest common factor number .
Step-1: Prime Factorization of 305
Prime factors of 305 are 5, 61. Prime factorization of 305 in exponential form is:
305 = 51 × 611
Step-2: Prime Factorization of 325
Prime factors of 325 are 5, 13. Prime factorization of 325 in exponential form is:
325 = 52 × 131
Step-3: Factors of 305
List of positive integer factors of 305 that divides 305 without a remainder.
1, 5, 61
Step-4: Factors of 325
List of positive integer factors of 325 that divides 305 without a remainder.
1, 5, 13, 25, 65
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 305 and 325. The biggest common factor number is the GCF number.
So the greatest common factor 305 and 325 is 5.
Also check out the Least Common Multiple of 305 and 325
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