What is the Greatest Common Factor of 16781 and 16788?
Greatest common factor (GCF) of 16781 and 16788 is 1.
GCF(16781,16788) = 1
We will now calculate the prime factors of 16781 and 16788, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 16781 and 16788.
How to find the GCF of 16781 and 16788?
We will first find the prime factorization of 16781 and 16788. After we will calculate the factors of 16781 and 16788 and find the biggest common factor number .
Step-1: Prime Factorization of 16781
Prime factors of 16781 are 97, 173. Prime factorization of 16781 in exponential form is:
16781 = 971 × 1731
Step-2: Prime Factorization of 16788
Prime factors of 16788 are 2, 3, 1399. Prime factorization of 16788 in exponential form is:
16788 = 22 × 31 × 13991
Step-3: Factors of 16781
List of positive integer factors of 16781 that divides 16781 without a remainder.
1, 97, 173
Step-4: Factors of 16788
List of positive integer factors of 16788 that divides 16781 without a remainder.
1, 2, 3, 4, 6, 12, 1399, 2798, 4197, 5596, 8394
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 16781 and 16788. The biggest common factor number is the GCF number.
So the greatest common factor 16781 and 16788 is 1.
Also check out the Least Common Multiple of 16781 and 16788
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