GCF for 60 and 495

What is the Greatest common Divisor of 60 and 495?

Answer: GCF of 60 and 495 is 15

(Fifteen)

Finding GCF for 60 and 495 using all factors (divisors) listing

The first method to find GCF for numbers 60 and 495 is to list all factors for both numbers and pick the highest common one:

All factors of 60: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60

All factors of 495: 1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495

So the Greatest Common Factor for 60 and 495 is 15

Finding GCF for 60 and 495 by Prime Factorization

The second method to find GCF for numbers 60 and 495 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 60: 2, 2, 3, 5

All Prime Factors of 495: 3, 3, 5, 11

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

Now we need to multiply them to find GCF: 3 × 5 = 15

GCF Table

Number 1Number 2GCF
4549545
464951
474951
484953
494951
504955
514953
524951
534951
544959
5549555
564951
574953
584951
594951
6049515
614951
624951
634959
644951
654955
6649533
674951
684951
694953
704955
714951
724959
734951
744951

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 60 and 495? (The answer is: 15). Select the first number (e.g. '60') and the second number (e.g. '495'). 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 60 and 495?

GCF of 60 and 495 is 15