What is the Greatest Common Factor of 861 and 881?
Greatest common factor (GCF) of 861 and 881 is 1.
GCF(861,881) = 1
We will now calculate the prime factors of 861 and 881, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 861 and 881.
How to find the GCF of 861 and 881?
We will first find the prime factorization of 861 and 881. After we will calculate the factors of 861 and 881 and find the biggest common factor number .
Step-1: Prime Factorization of 861
Prime factors of 861 are 3, 7, 41. Prime factorization of 861 in exponential form is:
861 = 31 × 71 × 411
Step-2: Prime Factorization of 881
Prime factors of 881 are 881. Prime factorization of 881 in exponential form is:
881 = 8811
Step-3: Factors of 861
List of positive integer factors of 861 that divides 861 without a remainder.
1, 3, 7, 21, 41, 123, 287
Step-4: Factors of 881
List of positive integer factors of 881 that divides 861 without a remainder.
1
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 861 and 881. The biggest common factor number is the GCF number.
So the greatest common factor 861 and 881 is 1.
Also check out the Least Common Multiple of 861 and 881
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