GCF for 48 and 80
"Greatest Common Factor" Calculator
What is the Greatest common Divisor of 48 and 80?
Answer: GCF of 48 and 80 is 16
(Sixteen)
Finding GCF for 48 and 80 using all factors (divisors) listing
The first method to find GCF for numbers 48 and 80 is to list all factors for both numbers and pick the highest common one:
All factors of 48: 1, 2, 3, 4, 6, 8, 12, 16, 24, 48
All factors of 80: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80
So the Greatest Common Factor for 48 and 80 is 16
Finding GCF for 48 and 80 by Prime Factorization
The second method to find GCF for numbers 48 and 80 is to list all Prime Factors for both numbers and multiply the common ones:
All Prime Factors of 48: 2, 2, 2, 2, 3
All Prime Factors of 80: 2, 2, 2, 2, 5
As we can see there are Prime Factors common to both numbers: 2, 2, 2, 2
Now we need to multiply them to find GCF: 2 × 2 × 2 × 2 = 16
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About "Greatest Common Factor" Calculator
This calculator will help you find the greatest common factor (GCF) of two numbers. For example, it can help you find out what is the Greatest common Divisor of 48 and 80? (The answer is: 16). Select the first number (e.g. '48') and the second number (e.g. '80'). After that hit the 'Calculate' button.
Greatest Common Factor (GCF) also known as the Greatest Common Divisor (GCD) or Highest Common Factor (HCF) - it is the largest positive integer that divides each of the integers with zero remainder