What is the Greatest Common Factor of 540 and 557?
Greatest common factor (GCF) of 540 and 557 is 1.
GCF(540,557) = 1
We will now calculate the prime factors of 540 and 557, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 540 and 557.
How to find the GCF of 540 and 557?
We will first find the prime factorization of 540 and 557. After we will calculate the factors of 540 and 557 and find the biggest common factor number .
Step-1: Prime Factorization of 540
Prime factors of 540 are 2, 3, 5. Prime factorization of 540 in exponential form is:
540 = 22 × 33 × 51
Step-2: Prime Factorization of 557
Prime factors of 557 are 557. Prime factorization of 557 in exponential form is:
557 = 5571
Step-3: Factors of 540
List of positive integer factors of 540 that divides 540 without a remainder.
1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270
Step-4: Factors of 557
List of positive integer factors of 557 that divides 540 without a remainder.
1
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 540 and 557. The biggest common factor number is the GCF number.
So the greatest common factor 540 and 557 is 1.
Also check out the Least Common Multiple of 540 and 557
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