GCF for 40 and 92

What is the Greatest common Divisor of 40 and 92?

Answer: GCF of 40 and 92 is 4

(Four)

Finding GCF for 40 and 92 using all factors (divisors) listing

The first method to find GCF for numbers 40 and 92 is to list all factors for both numbers and pick the highest common one:

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

All factors of 92: 1, 2, 4, 23, 46, 92

So the Greatest Common Factor for 40 and 92 is 4

Finding GCF for 40 and 92 by Prime Factorization

The second method to find GCF for numbers 40 and 92 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 40: 2, 2, 2, 5

All Prime Factors of 92: 2, 2, 23

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

Now we need to multiply them to find GCF: 2 × 2 = 4

Related Calculations

GCF Table

Number 1Number 2GCF
25921
26922
27921
28924
29921
30922
31921
32924
33921
34922
35921
3692
37921
38922
39921
4092
41921
4292
43921
44924
45921
4692
47921
48924
49921
50922
51921
52924
53921
54922

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 40 and 92? (The answer is: 4). Select the first number (e.g. '40') and the second number (e.g. '92'). 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 40 and 92?

GCF of 40 and 92 is 4