GCF for 28 and 44

"Greatest Common Factor" Calculator

Greatest Common Factor of

and

What is the Greatest common Divisor of 28 and 44?

Answer: GCF of 28 and 44 is 4

(Four)

Finding GCF for 28 and 44 using all factors (divisors) listing

The first method to find GCF for numbers 28 and 44 is to list all factors for both numbers and pick the highest common one:

All factors of 28: 1, 2, 4, 7, 14, 28

All factors of 44: 1, 2, 4, 11, 22, 44

So the Greatest Common Factor for 28 and 44 is 4

Finding GCF for 28 and 44 by Prime Factorization

The second method to find GCF for numbers 28 and 44 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 28: 2, 2, 7

All Prime Factors of 44: 2, 2, 11

As we can see there are Prime Factors common to both numbers: 2, 2

Now we need to multiply them to find GCF: 2 × 2 = 4

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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 28 and 44? (The answer is: 4). Select the first number (e.g. '28') and the second number (e.g. '44'). 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

"Greatest Common Factor" Calculator

Greatest Common Factor of

and

GCF Table

Number 1Number 2GCF
13441
14442
15441
16444
17441
18442
19441
20444
21441
224422
23441
24444
25441
26442
27441
28444
29441
30442
31441
32444
334411
34442
35441
36444
37441
38442
39441
40444
41441
42442

FAQ

What is the Greatest common Divisor of 28 and 44?

GCF of 28 and 44 is 4

See Also