GCF of 231 and 273 (Greatest Common Factor)

"Greatest Common Factor" Calculator

Greatest Common Factor of

and

What is the Greatest Common Divisor of 231 and 273?

Answer

GCF of 231 and 273 is 21

(Twenty-one)

Finding GCF for 231 and 273 using all factors (divisors) listing

The first method to find GCF for numbers 231 and 273 is to list all factors for both numbers and pick the highest common one:

All factors of 231: 1, 3, 7, 11, 21, 33, 77, 231

All factors of 273: 1, 3, 7, 13, 21, 39, 91, 273

So the Greatest Common Factor for 231 and 273 is 21

Finding GCF for 231 and 273 by Prime Factorization

The second method to find GCF for numbers 231 and 273 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 231: 3, 7, 11

All Prime Factors of 273: 3, 7, 13

As we can see there are Prime Factors common to both numbers: 3, 7

Now we need to multiply them to find GCF: 3 × 7 = 21

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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 231 and 273? (The answer is: 21). Select the first number (e.g. '231') and the second number (e.g. '273'). 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
2312583
2312597
2312601
2312613
2312621
2312631
23126433
2312651
2312667
2312673
2312681
2312691
2312703
2312711
2312721
23127321
2312741
23127511
2312763
2312771
2312781
2312793
2312807
2312811
2312823
2312831
2312841
2312853
23128611
2312877

FAQ

What is the Greatest Common Divisor of 231 and 273?

GCF of 231 and 273 is 21

How to find the GCF of 231 and 273?

You can find the GCF of 231 and 273 by listing all factors of both numbers and picking the greatest common one, or by prime factorization. The GCF of 231 and 273 is 21.

See Also