What is the Greatest Common Factor of 653 and 658?
Greatest common factor (GCF) of 653 and 658 is 1.
GCF(653,658) = 1
We will now calculate the prime factors of 653 and 658, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 653 and 658.
How to find the GCF of 653 and 658?
We will first find the prime factorization of 653 and 658. After we will calculate the factors of 653 and 658 and find the biggest common factor number .
Step-1: Prime Factorization of 653
Prime factors of 653 are 653. Prime factorization of 653 in exponential form is:
653 = 6531
Step-2: Prime Factorization of 658
Prime factors of 658 are 2, 7, 47. Prime factorization of 658 in exponential form is:
658 = 21 × 71 × 471
Step-3: Factors of 653
List of positive integer factors of 653 that divides 653 without a remainder.
1
Step-4: Factors of 658
List of positive integer factors of 658 that divides 653 without a remainder.
1, 2, 7, 14, 47, 94, 329
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 653 and 658. The biggest common factor number is the GCF number.
So the greatest common factor 653 and 658 is 1.
Also check out the Least Common Multiple of 653 and 658
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