What is the Greatest Common Factor of 1071 and 1090?
Greatest common factor (GCF) of 1071 and 1090 is 1.
GCF(1071,1090) = 1
We will now calculate the prime factors of 1071 and 1090, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 1071 and 1090.
How to find the GCF of 1071 and 1090?
We will first find the prime factorization of 1071 and 1090. After we will calculate the factors of 1071 and 1090 and find the biggest common factor number .
Step-1: Prime Factorization of 1071
Prime factors of 1071 are 3, 7, 17. Prime factorization of 1071 in exponential form is:
1071 = 32 × 71 × 171
Step-2: Prime Factorization of 1090
Prime factors of 1090 are 2, 5, 109. Prime factorization of 1090 in exponential form is:
1090 = 21 × 51 × 1091
Step-3: Factors of 1071
List of positive integer factors of 1071 that divides 1071 without a remainder.
1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357
Step-4: Factors of 1090
List of positive integer factors of 1090 that divides 1071 without a remainder.
1, 2, 5, 10, 109, 218, 545
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 1071 and 1090. The biggest common factor number is the GCF number.
So the greatest common factor 1071 and 1090 is 1.
Also check out the Least Common Multiple of 1071 and 1090
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