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GCF of 73/520, 21/3809

Created By : Veerendra
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023

Use our free GCF of Fractions Calculator tool to compute the GCF of 73/520, 21/3809 i.e 1/152360 easily. The following is the detailed procedure to determine the greatest common factor of fractions 73/520, 21/3809.

Enter two or more fractions separated by "commas"

Ex: 2/3, 5/7 or 3/5, 5/9, 7/3

GCF of:

What is the GCF of 73/520,21/3809?

Given fractions are 73/520,21/3809

To find the GCF of fractions, we have to find the GCF of numerator numbers and LCM of denominator numbers. Its formula is given by

GCF of Fraction = Greatest Common Factor of Numerator/Least Common Multiple of Denominators

In the fractions 73/520,21/3809, numerators are 73,21

Denominators are 520,3809

The GCF of 73,21 is 1 .

LCM of 520,3809 is 152360.

The greatest common factor of 73/520,21/3809 = [GCF of 73,21]/[LCM of 520,3809]= 1/152360

Therefore, the GCF of 73/520,21/3809 is 1/152360.

Greatest Common Factor of 73,21

To find the highest common factor of 73,21, we have to find the factors of both numbers and list the highest common factor.

The factors of 73 are 1, 73

The factors of 21 are 1, 3, 7, 21

The HCF of 73,21 is 1.

Lets's calculate GCF of 73,21

Greatest Common Factor (GCF) of 73,21 By Common Division

∴ So GCF of numbers is 1 because of no common factors present between them.

Greatest Common Factor of 73,21 By Matching Biggest Common Factor Method

Greatest Common Factor of 73,21 By Matching Biggest Common Factor Method

Now, list down the factors of 73

:

1,73

Now, list down the factors of 21

:

1,3,7,21

Greatest Common Factor

We found the factors 73,21 . The biggest common factor number is the GCF number.
So the greatest common factor 73,21 is 1.

Lets's calculate LCM of 520,3809

Lowest Common Multiple of 520,3809 using Common Division

13 520, 3809
40, 293

∴ So the LCM of the given numbers is 13 x 40 x 293 = 152360

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/152360

Therefore, the GCF of Fractions 73/520,21/3809 is 1/152360

Least Common Multiple of 520,3809 with GCF Formula

Least Common Multiple of 520,3809 with GCF Formula

The formula of LCM is LCM(a1,a2,a3....,an) = ( a1 × a2 × a3 × .... × an) / GCF(a1,a2,a3....,an) x common factors(if more than 2 numbers have common factors).

We need to calculate greatest common factor of 520,3809 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(520,3809) = 13

common factors(in case of two or more numbers have common factors) = 1

GCF(520,3809) x common factors =13 x 1 = 13

LCM(520,3809) = ( 520 × 3809 ) / 13

LCM(520,3809) = 1980680 / 13

LCM(520,3809) = 152360


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FAQs on GCF of Fractions of 73/520, 21/3809

1. What is the HCF of 73,21?

The HCF of 73,21 is 1

2. What is the GCF of a fraction?

The GCF of a fraction is defined as the greatest fraction that divides exactly into 2 or more fractions.

3. How to find GCF in Fractions?

Answer: GCF of fractions can be found using the simple formula GCF of Fractions = GCF of Numerators/LCM of Denominators.

4. What is the GCF of Fractions for 73/520, 21/3809?

Answer: GCF of Numerators as per given numbers 73/520, 21/3809 is

GCF of Numerators i.e. for 73,21 is 1

LCM of denominators i.e. for 520,3809 is 152360.

Thus, GCF of Fractions is 1/152360.Finally, GCF of Fractions for 73/520, 21/3809 is 1/152360.