What is the Greatest Common Factor of 465 and 477?
Greatest common factor (GCF) of 465 and 477 is 3.
GCF(465,477) = 3
We will now calculate the prime factors of 465 and 477, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 465 and 477.
How to find the GCF of 465 and 477?
We will first find the prime factorization of 465 and 477. After we will calculate the factors of 465 and 477 and find the biggest common factor number .
Step-1: Prime Factorization of 465
Prime factors of 465 are 3, 5, 31. Prime factorization of 465 in exponential form is:
465 = 31 × 51 × 311
Step-2: Prime Factorization of 477
Prime factors of 477 are 3, 53. Prime factorization of 477 in exponential form is:
477 = 32 × 531
Step-3: Factors of 465
List of positive integer factors of 465 that divides 465 without a remainder.
1, 3, 5, 15, 31, 93, 155
Step-4: Factors of 477
List of positive integer factors of 477 that divides 465 without a remainder.
1, 3, 9, 53, 159
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 465 and 477. The biggest common factor number is the GCF number.
So the greatest common factor 465 and 477 is 3.
Also check out the Least Common Multiple of 465 and 477
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