What is the Greatest Common Factor of 2661 and 2680?
Greatest common factor (GCF) of 2661 and 2680 is 1.
GCF(2661,2680) = 1
We will now calculate the prime factors of 2661 and 2680, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 2661 and 2680.
How to find the GCF of 2661 and 2680?
We will first find the prime factorization of 2661 and 2680. After we will calculate the factors of 2661 and 2680 and find the biggest common factor number .
Step-1: Prime Factorization of 2661
Prime factors of 2661 are 3, 887. Prime factorization of 2661 in exponential form is:
2661 = 31 × 8871
Step-2: Prime Factorization of 2680
Prime factors of 2680 are 2, 5, 67. Prime factorization of 2680 in exponential form is:
2680 = 23 × 51 × 671
Step-3: Factors of 2661
List of positive integer factors of 2661 that divides 2661 without a remainder.
1, 3, 887
Step-4: Factors of 2680
List of positive integer factors of 2680 that divides 2661 without a remainder.
1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 2661 and 2680. The biggest common factor number is the GCF number.
So the greatest common factor 2661 and 2680 is 1.
Also check out the Least Common Multiple of 2661 and 2680
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