GCF for 23 and 80

What is the Greatest common Divisor of 23 and 80?

Answer: GCF of 23 and 80 is 1

(One)

Finding GCF for 23 and 80 using all factors (divisors) listing

The first method to find GCF for numbers 23 and 80 is to list all factors for both numbers and pick the highest common one:

All factors of 23: 1, 23

All factors of 80: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80

So the Greatest Common Factor for 23 and 80 is 1

Finding GCF for 23 and 80 by Prime Factorization

GCF Table

Number 1Number 2GCF
880
980
108010
11801
1280
13801
14802
1580
1680
17801
18802
19801
2080
21801
22802
23801
2480
2580
26802
27801
28804
29801
3080
31801
3280
33801
34802
3580
3680
37801

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 23 and 80? (The answer is: 1). Select the first number (e.g. '23') and the second number (e.g. '80'). 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 23 and 80?

GCF of 23 and 80 is 1