GCF for 60 and 220

What is the Greatest common Divisor of 60 and 220?

Answer: GCF of 60 and 220 is 20

(Twenty)

Finding GCF for 60 and 220 using all factors (divisors) listing

The first method to find GCF for numbers 60 and 220 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 220: 1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220

So the Greatest Common Factor for 60 and 220 is 20

Finding GCF for 60 and 220 by Prime Factorization

The second method to find GCF for numbers 60 and 220 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 220: 2, 2, 5, 11

As we can see there are Prime Factors common to both numbers: 2, 2, 5

Now we need to multiply them to find GCF: 2 × 2 × 5 = 20

Related Calculations

GCF Table

Number 1Number 2GCF
452205
462202
472201
482204
492201
5022010
512201
522204
532201
542202
5522055
562204
572201
582202
592201
60220
612201
622202
632201
642204
652205
6622022
672201
682204
692201
7022010
712201
722204
732201
742202

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 220? (The answer is: 20). Select the first number (e.g. '60') and the second number (e.g. '220'). 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 220?

GCF of 60 and 220 is 20