GCF for 30 and 565

What is the Greatest common Divisor of 30 and 565?

Answer: GCF of 30 and 565 is 5

(Five)

Finding GCF for 30 and 565 using all factors (divisors) listing

The first method to find GCF for numbers 30 and 565 is to list all factors for both numbers and pick the highest common one:

All factors of 30: 1, 2, 3, 5, 6, 10, 15, 30

All factors of 565: 1, 5, 113, 565

So the Greatest Common Factor for 30 and 565 is 5

Finding GCF for 30 and 565 by Prime Factorization

The second method to find GCF for numbers 30 and 565 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 30: 2, 3, 5

All Prime Factors of 565: 5, 113

As we can see there is only one Prime Factor common to both numbers. It is 5

So 5 is the Greatest Common Factor of 30 and 565

GCF Table

Number 1Number 2GCF
155655
165651
175651
185651
195651
205655
215651
225651
235651
245651
255655
265651
275651
285651
295651
305655
315651
325651
335651
345651
355655
365651
375651
385651
395651
405655
415651
425651
435651
445651

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 30 and 565? (The answer is: 5). Select the first number (e.g. '30') and the second number (e.g. '565'). 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 30 and 565?

GCF of 30 and 565 is 5