GCF for 8 and 65

What is the Greatest common Divisor of 8 and 65?

Answer: GCF of 8 and 65 is 1

(One)

Finding GCF for 8 and 65 using all factors (divisors) listing

The first method to find GCF for numbers 8 and 65 is to list all factors for both numbers and pick the highest common one:

All factors of 8: 1, 2, 4, 8

All factors of 65: 1, 5, 13, 65

So the Greatest Common Factor for 8 and 65 is 1

Finding GCF for 8 and 65 by Prime Factorization

Related Calculations

GCF Table

Number 1Number 2GCF
1651
2651
3651
4651
5655
6651
7651
8651
9651
10655
11651
12651
1365
14651
1565
1665
17651
18651
19651
20655
21651
22651
23651
2465
2565
2665
27651
28651
29651
3065

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 8 and 65? (The answer is: 1). Select the first number (e.g. '8') and the second number (e.g. '65'). 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 8 and 65?

GCF of 8 and 65 is 1