GCF for 54 and 98

What is the Greatest common Divisor of 54 and 98?

Answer: GCF of 54 and 98 is 2

(Two)

Finding GCF for 54 and 98 using all factors (divisors) listing

The first method to find GCF for numbers 54 and 98 is to list all factors for both numbers and pick the highest common one:

All factors of 54: 1, 2, 3, 6, 9, 18, 27, 54

All factors of 98: 1, 2, 7, 14, 49, 98

So the Greatest Common Factor for 54 and 98 is 2

Finding GCF for 54 and 98 by Prime Factorization

The second method to find GCF for numbers 54 and 98 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 54: 2, 3, 3, 3

All Prime Factors of 98: 2, 7, 7

As we can see there is only one Prime Factor common to both numbers. It is 2

So 2 is the Greatest Common Factor of 54 and 98

See Also

GCF Table

Number 1Number 2GCF
39981
40982
41981
4298
43981
44982
4598
46982
47981
48982
4998
50982
51981
52982
53981
54982
55981
5698
57981
58982
59981
60982
61981
62982
63987
64982
65981
66982
67981
68982

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 54 and 98? (The answer is: 2). Select the first number (e.g. '54') and the second number (e.g. '98'). 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 54 and 98?

GCF of 54 and 98 is 2