What is the Greatest Common Factor of 550 and 560?
Greatest common factor (GCF) of 550 and 560 is 10.
GCF(550,560) = 10
We will now calculate the prime factors of 550 and 560, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 550 and 560.
How to find the GCF of 550 and 560?
We will first find the prime factorization of 550 and 560. After we will calculate the factors of 550 and 560 and find the biggest common factor number .
Step-1: Prime Factorization of 550
Prime factors of 550 are 2, 5, 11. Prime factorization of 550 in exponential form is:
550 = 21 × 52 × 111
Step-2: Prime Factorization of 560
Prime factors of 560 are 2, 5, 7. Prime factorization of 560 in exponential form is:
560 = 24 × 51 × 71
Step-3: Factors of 550
List of positive integer factors of 550 that divides 550 without a remainder.
1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275
Step-4: Factors of 560
List of positive integer factors of 560 that divides 550 without a remainder.
1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 550 and 560. The biggest common factor number is the GCF number.
So the greatest common factor 550 and 560 is 10.
Also check out the Least Common Multiple of 550 and 560
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