What is the Greatest Common Factor of 555 and 573?
Greatest common factor (GCF) of 555 and 573 is 3.
GCF(555,573) = 3
We will now calculate the prime factors of 555 and 573, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 555 and 573.
How to find the GCF of 555 and 573?
We will first find the prime factorization of 555 and 573. After we will calculate the factors of 555 and 573 and find the biggest common factor number .
Step-1: Prime Factorization of 555
Prime factors of 555 are 3, 5, 37. Prime factorization of 555 in exponential form is:
555 = 31 × 51 × 371
Step-2: Prime Factorization of 573
Prime factors of 573 are 3, 191. Prime factorization of 573 in exponential form is:
573 = 31 × 1911
Step-3: Factors of 555
List of positive integer factors of 555 that divides 555 without a remainder.
1, 3, 5, 15, 37, 111, 185
Step-4: Factors of 573
List of positive integer factors of 573 that divides 555 without a remainder.
1, 3, 191
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 555 and 573. The biggest common factor number is the GCF number.
So the greatest common factor 555 and 573 is 3.
Also check out the Least Common Multiple of 555 and 573
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