What is the Greatest Common Factor of 486 and 493?
Greatest common factor (GCF) of 486 and 493 is 1.
GCF(486,493) = 1
We will now calculate the prime factors of 486 and 493, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 486 and 493.
How to find the GCF of 486 and 493?
We will first find the prime factorization of 486 and 493. After we will calculate the factors of 486 and 493 and find the biggest common factor number .
Step-1: Prime Factorization of 486
Prime factors of 486 are 2, 3. Prime factorization of 486 in exponential form is:
486 = 21 × 35
Step-2: Prime Factorization of 493
Prime factors of 493 are 17, 29. Prime factorization of 493 in exponential form is:
493 = 171 × 291
Step-3: Factors of 486
List of positive integer factors of 486 that divides 486 without a remainder.
1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243
Step-4: Factors of 493
List of positive integer factors of 493 that divides 486 without a remainder.
1, 17, 29
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 486 and 493. The biggest common factor number is the GCF number.
So the greatest common factor 486 and 493 is 1.
Also check out the Least Common Multiple of 486 and 493
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