What is the Greatest Common Factor of 13643 and 13657?
Greatest common factor (GCF) of 13643 and 13657 is 7.
GCF(13643,13657) = 7
We will now calculate the prime factors of 13643 and 13657, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 13643 and 13657.
How to find the GCF of 13643 and 13657?
We will first find the prime factorization of 13643 and 13657. After we will calculate the factors of 13643 and 13657 and find the biggest common factor number .
Step-1: Prime Factorization of 13643
Prime factors of 13643 are 7, 1949. Prime factorization of 13643 in exponential form is:
13643 = 71 × 19491
Step-2: Prime Factorization of 13657
Prime factors of 13657 are 7, 1951. Prime factorization of 13657 in exponential form is:
13657 = 71 × 19511
Step-3: Factors of 13643
List of positive integer factors of 13643 that divides 13643 without a remainder.
1, 7, 1949
Step-4: Factors of 13657
List of positive integer factors of 13657 that divides 13643 without a remainder.
1, 7, 1951
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 13643 and 13657. The biggest common factor number is the GCF number.
So the greatest common factor 13643 and 13657 is 7.
Also check out the Least Common Multiple of 13643 and 13657
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Related Greatest Common Factors of 13657
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