GCF for 30 and 575

What is the Greatest common Divisor of 30 and 575?

Answer: GCF of 30 and 575 is 5

(Five)

Finding GCF for 30 and 575 using all factors (divisors) listing

The first method to find GCF for numbers 30 and 575 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 575: 1, 5, 23, 25, 115, 575

So the Greatest Common Factor for 30 and 575 is 5

Finding GCF for 30 and 575 by Prime Factorization

The second method to find GCF for numbers 30 and 575 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 575: 5, 5, 23

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 575

GCF Table

Number 1Number 2GCF
155755
165751
175751
185751
195751
205755
215751
225751
2357523
245751
2557525
265751
275751
285751
295751
305755
315751
325751
335751
345751
355755
365751
375751
385751
395751
405755
415751
425751
435751
445751

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 575? (The answer is: 5). Select the first number (e.g. '30') and the second number (e.g. '575'). 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 575?

GCF of 30 and 575 is 5