GCF for 100 and 130

What is the Greatest common Divisor of 100 and 130?

Answer: GCF of 100 and 130 is 10

(Ten)

Finding GCF for 100 and 130 using all factors (divisors) listing

The first method to find GCF for numbers 100 and 130 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 130: 1, 2, 5, 10, 13, 26, 65, 130

So the Greatest Common Factor for 100 and 130 is 10

Finding GCF for 100 and 130 by Prime Factorization

The second method to find GCF for numbers 100 and 130 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 130: 2, 5, 13

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

Now we need to multiply them to find GCF: 2 × 5 = 10

GCF Table

Number 1Number 2GCF
851305
861302
871301
881302
891301
9013010
9113013
921302
931301
941302
951305
961302
971301
981302
991301
10013010
1011301
1021302
1031301
10413026
1051305
1061302
1071301
1081302
1091301
11013010
1111301
1121302
1131301
1141302

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 130? (The answer is: 10). Select the first number (e.g. '100') and the second number (e.g. '130'). 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 130?

GCF of 100 and 130 is 10