GCF for 56 and 287

What is the Greatest common Divisor of 56 and 287?

Answer: GCF of 56 and 287 is 7

(Seven)

Finding GCF for 56 and 287 using all factors (divisors) listing

The first method to find GCF for numbers 56 and 287 is to list all factors for both numbers and pick the highest common one:

All factors of 56: 1, 2, 4, 7, 8, 14, 28, 56

All factors of 287: 1, 7, 41, 287

So the Greatest Common Factor for 56 and 287 is 7

Finding GCF for 56 and 287 by Prime Factorization

The second method to find GCF for numbers 56 and 287 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 56: 2, 2, 2, 7

All Prime Factors of 287: 7, 41

As we can see there is only one Prime Factor common to both numbers. It is 7

So 7 is the Greatest Common Factor of 56 and 287

GCF Table

Number 1Number 2GCF
4128741
422877
432871
442871
452871
462871
472871
482871
492877
502871
512871
522871
532871
542871
552871
562877
572871
582871
592871
602871
612871
622871
632877
642871
652871
662871
672871
682871
692871
702877

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 56 and 287? (The answer is: 7). Select the first number (e.g. '56') and the second number (e.g. '287'). 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

FAQ

What is the Greatest common Divisor of 56 and 287?

GCF of 56 and 287 is 7