GCF for 100 and 495

What is the Greatest common Divisor of 100 and 495?

Answer: GCF of 100 and 495 is 5

(Five)

Finding GCF for 100 and 495 using all factors (divisors) listing

The first method to find GCF for numbers 100 and 495 is to list all factors for both numbers and pick the highest common one:

All factors of 100: 1, 2, 4, 5, 10, 20, 25, 50, 100

All factors of 495: 1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495

So the Greatest Common Factor for 100 and 495 is 5

Finding GCF for 100 and 495 by Prime Factorization

The second method to find GCF for numbers 100 and 495 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 100: 2, 2, 5, 5

All Prime Factors of 495: 3, 3, 5, 11

As we can see there is only one Prime Factor common to both numbers. It is 5

So 5 is the Greatest Common Factor of 100 and 495

GCF Table

Number 1Number 2GCF
854955
864951
874953
8849511
894951
90495
914951
924951
934953
944951
954955
964953
974951
984951
9949599
1004955
1014951
1024953
1034951
1044951
10549515
1064951
1074951
1084959
1094951
11049555
1114953
1124951
1134951
1144953

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 100 and 495? (The answer is: 5). Select the first number (e.g. '100') and the second number (e.g. '495'). 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 100 and 495?

GCF of 100 and 495 is 5