GCF for 100 and 460

What is the Greatest common Divisor of 100 and 460?

Answer: GCF of 100 and 460 is 20

(Twenty)

Finding GCF for 100 and 460 using all factors (divisors) listing

The first method to find GCF for numbers 100 and 460 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 460: 1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460

So the Greatest Common Factor for 100 and 460 is 20

Finding GCF for 100 and 460 by Prime Factorization

The second method to find GCF for numbers 100 and 460 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 460: 2, 2, 5, 23

As we can see there are Prime Factors common to both numbers: 2, 2, 5

Now we need to multiply them to find GCF: 2 × 2 × 5 = 20

GCF Table

Number 1Number 2GCF
854605
864602
874601
884604
894601
9046010
914601
9246092
934601
944602
954605
964604
974601
984602
994601
10046020
1014601
1024602
1034601
1044604
1054605
1064602
1074601
1084604
1094601
11046010
1114601
1124604
1134601
1144602

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 460? (The answer is: 20). Select the first number (e.g. '100') and the second number (e.g. '460'). 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 460?

GCF of 100 and 460 is 20