What is the Greatest Common Factor of 478 and 484?
Greatest common factor (GCF) of 478 and 484 is 2.
GCF(478,484) = 2
We will now calculate the prime factors of 478 and 484, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 478 and 484.
How to find the GCF of 478 and 484?
We will first find the prime factorization of 478 and 484. After we will calculate the factors of 478 and 484 and find the biggest common factor number .
Step-1: Prime Factorization of 478
Prime factors of 478 are 2, 239. Prime factorization of 478 in exponential form is:
478 = 21 × 2391
Step-2: Prime Factorization of 484
Prime factors of 484 are 2, 11. Prime factorization of 484 in exponential form is:
484 = 22 × 112
Step-3: Factors of 478
List of positive integer factors of 478 that divides 478 without a remainder.
1, 2, 239
Step-4: Factors of 484
List of positive integer factors of 484 that divides 478 without a remainder.
1, 2, 4, 11, 22, 44, 121, 242
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 478 and 484. The biggest common factor number is the GCF number.
So the greatest common factor 478 and 484 is 2.
Also check out the Least Common Multiple of 478 and 484
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