What is the Greatest Common Factor of 868 and 886?
Greatest common factor (GCF) of 868 and 886 is 2.
GCF(868,886) = 2
We will now calculate the prime factors of 868 and 886, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 868 and 886.
How to find the GCF of 868 and 886?
We will first find the prime factorization of 868 and 886. After we will calculate the factors of 868 and 886 and find the biggest common factor number .
Step-1: Prime Factorization of 868
Prime factors of 868 are 2, 7, 31. Prime factorization of 868 in exponential form is:
868 = 22 × 71 × 311
Step-2: Prime Factorization of 886
Prime factors of 886 are 2, 443. Prime factorization of 886 in exponential form is:
886 = 21 × 4431
Step-3: Factors of 868
List of positive integer factors of 868 that divides 868 without a remainder.
1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434
Step-4: Factors of 886
List of positive integer factors of 886 that divides 868 without a remainder.
1, 2, 443
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 868 and 886. The biggest common factor number is the GCF number.
So the greatest common factor 868 and 886 is 2.
Also check out the Least Common Multiple of 868 and 886
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