What is the Greatest Common Factor of 615 and 633?
Greatest common factor (GCF) of 615 and 633 is 3.
GCF(615,633) = 3
We will now calculate the prime factors of 615 and 633, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 615 and 633.
How to find the GCF of 615 and 633?
We will first find the prime factorization of 615 and 633. After we will calculate the factors of 615 and 633 and find the biggest common factor number .
Step-1: Prime Factorization of 615
Prime factors of 615 are 3, 5, 41. Prime factorization of 615 in exponential form is:
615 = 31 × 51 × 411
Step-2: Prime Factorization of 633
Prime factors of 633 are 3, 211. Prime factorization of 633 in exponential form is:
633 = 31 × 2111
Step-3: Factors of 615
List of positive integer factors of 615 that divides 615 without a remainder.
1, 3, 5, 15, 41, 123, 205
Step-4: Factors of 633
List of positive integer factors of 633 that divides 615 without a remainder.
1, 3, 211
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 615 and 633. The biggest common factor number is the GCF number.
So the greatest common factor 615 and 633 is 3.
Also check out the Least Common Multiple of 615 and 633
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