GCF for 99 and 126

What is the Greatest common Divisor of 99 and 126?

Answer: GCF of 99 and 126 is 9

(Nine)

Finding GCF for 99 and 126 using all factors (divisors) listing

The first method to find GCF for numbers 99 and 126 is to list all factors for both numbers and pick the highest common one:

All factors of 99: 1, 3, 9, 11, 33, 99

All factors of 126: 1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126

So the Greatest Common Factor for 99 and 126 is 9

Finding GCF for 99 and 126 by Prime Factorization

The second method to find GCF for numbers 99 and 126 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 99: 3, 3, 11

All Prime Factors of 126: 2, 3, 3, 7

As we can see there are Prime Factors common to both numbers: 3, 3

Now we need to multiply them to find GCF: 3 × 3 = 9

GCF Table

Number 1Number 2GCF
84126
851261
861262
871263
881262
891261
90126
911267
921262
931263
941262
951261
961266
971261
9812614
99126
1001262
1011261
1021266
1031261
1041262
10512621
1061262
1071261
10812618
1091261
1101262
1111263
11212614
1131261

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 99 and 126? (The answer is: 9). Select the first number (e.g. '99') and the second number (e.g. '126'). 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 99 and 126?

GCF of 99 and 126 is 9