GCF for 675 and 945

"Greatest Common Factor" Calculator

Greatest Common Factor of

and

What is the Greatest Common Divisor of 675 and 945?

Answer

GCF of 675 and 945 is 135

(One hundred thirty-five)

Finding GCF for 675 and 945 using all factors (divisors) listing

The first method to find GCF for numbers 675 and 945 is to list all factors for both numbers and pick the highest common one:

All factors of 675: 1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675

All factors of 945: 1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945

So the Greatest Common Factor for 675 and 945 is 135

Finding GCF for 675 and 945 by Prime Factorization

The second method to find GCF for numbers 675 and 945 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 675: 3, 3, 3, 5, 5

All Prime Factors of 945: 3, 3, 3, 5, 7

As we can see there are Prime Factors common to both numbers: 3, 3, 3, 5

Now we need to multiply them to find GCF: 3 × 3 × 3 × 5 = 135

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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 675 and 945? (The answer is: 135). Select the first number (e.g. '675') and the second number (e.g. '945'). 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
66094515
6619451
6629451
6639453
6649451
66594535
6669459
6679451
6689451
6699453
6709455
6719451
67294521
6739451
6749451
675945135
6769451
6779451
6789453
6799457
6809455
6819453
6829451
6839451
6849459
6859455
6869457
6879453
6889451
6899451

FAQ

What is the Greatest Common Divisor of 675 and 945?

GCF of 675 and 945 is 135

How to find the GCF of 675 and 945?

You can find the GCF of 675 and 945 by listing all factors of both numbers and picking the greatest common one, or by prime factorization. The GCF of 675 and 945 is 135.

See Also