What is the Greatest Common Factor of 28511 and 28521?
Greatest common factor (GCF) of 28511 and 28521 is 1.
GCF(28511,28521) = 1
We will now calculate the prime factors of 28511 and 28521, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 28511 and 28521.
How to find the GCF of 28511 and 28521?
We will first find the prime factorization of 28511 and 28521. After we will calculate the factors of 28511 and 28521 and find the biggest common factor number .
Step-1: Prime Factorization of 28511
Prime factors of 28511 are 7, 4073. Prime factorization of 28511 in exponential form is:
28511 = 71 × 40731
Step-2: Prime Factorization of 28521
Prime factors of 28521 are 3, 3169. Prime factorization of 28521 in exponential form is:
28521 = 32 × 31691
Step-3: Factors of 28511
List of positive integer factors of 28511 that divides 28511 without a remainder.
1, 7, 4073
Step-4: Factors of 28521
List of positive integer factors of 28521 that divides 28511 without a remainder.
1, 3, 9, 3169, 9507
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 28511 and 28521. The biggest common factor number is the GCF number.
So the greatest common factor 28511 and 28521 is 1.
Also check out the Least Common Multiple of 28511 and 28521
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