GCF for 120 and 192
"Greatest Common Factor" Calculator
What is the Greatest common Divisor of 120 and 192?
Answer: GCF of 120 and 192 is 24
(Twenty-four)
Finding GCF for 120 and 192 using all factors (divisors) listing
The first method to find GCF for numbers 120 and 192 is to list all factors for both numbers and pick the highest common one:
All factors of 120: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120
All factors of 192: 1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192
So the Greatest Common Factor for 120 and 192 is 24
Finding GCF for 120 and 192 by Prime Factorization
The second method to find GCF for numbers 120 and 192 is to list all Prime Factors for both numbers and multiply the common ones:
All Prime Factors of 120: 2, 2, 2, 3, 5
All Prime Factors of 192: 2, 2, 2, 2, 2, 2, 3
As we can see there are Prime Factors common to both numbers: 2, 2, 2, 3
Now we need to multiply them to find GCF: 2 × 2 × 2 × 3 = 24
See Also
- Least Common Multiple - Find the Least Common Multiple (LCM) of two numbers
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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 120 and 192? (The answer is: 24). Select the first number (e.g. '120') and the second number (e.g. '192'). 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