GCF of 1947/257, 3864/8115
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 1947/257, 3864/8115 i.e 3/2085555 easily. The following is the detailed procedure to determine the greatest common factor of fractions 1947/257, 3864/8115.
Enter two or more fractions separated by "commas"
Ex: 2/3, 5/7 or 3/5, 5/9, 7/3
What is the GCF of 1947/257,3864/8115?
Given fractions are 1947/257,3864/8115
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 1947/257,3864/8115, numerators are 1947,3864
Denominators are 257,8115
The GCF of 1947,3864 is 3 .
LCM of 257,8115 is 2085555.
The greatest common factor of 1947/257,3864/8115 = [GCF of 1947,3864]/[LCM of 257,8115]= 3/2085555
Therefore, the GCF of 1947/257,3864/8115 is 3/2085555.
To find the highest common factor of 1947,3864, we have to find the factors of both numbers and list the highest common factor.
The factors of 1947 are 1, 3, 11, 33, 59, 177, 649, 1947
The factors of 3864 are 1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 84, 92, 138, 161, 168, 184, 276, 322, 483, 552, 644, 966, 1288, 1932, 3864
The HCF of 1947,3864 is 3.
Lets's calculate GCF of 1947,3864
| 3 | 1947, 3864 |
| 649, 1288 |
∴ So the GCF of the given numbers is 3 = 3
Greatest Common Factor of 1947,3864 By Matching Biggest Common Factor Method
Now, list down the factors of 1947
:1,3,11,33,59,177,649,1947
Now, list down the factors of 3864
:1,2,3,4,6,7,8,12,14,21,23,24,28,42,46,56,69,84,92,138,161,168,184,276,322,483,552,644,966,1288,1932,3864
Greatest Common Factor
We found the factors 1947,3864 . The biggest common factor number is the GCF number.
So the greatest common factor 1947,3864 is 3.
Lets's calculate LCM of 257,8115
Given numbers has no common factors except 1. So, there LCM is their product i.e 2085555
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 3/2085555
Therefore, the GCF of Fractions 1947/257,3864/8115 is 3/2085555
Least Common Multiple of 257,8115 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 257,8115 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(257,8115) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(257,8115) x common factors =1 x 1 = 1
LCM(257,8115) = ( 257 × 8115 ) / 1
LCM(257,8115) = 2085555 / 1
LCM(257,8115) = 2085555
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FAQs on GCF of Fractions of 1947/257, 3864/8115
1. What is the HCF of 1947,3864?
The HCF of 1947,3864 is 3
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 1947/257, 3864/8115?
Answer: GCF of Numerators as per given numbers 1947/257, 3864/8115 is
GCF of Numerators i.e. for 1947,3864 is 3
LCM of denominators i.e. for 257,8115 is 2085555.
Thus, GCF of Fractions is 3/2085555.Finally, GCF of Fractions for 1947/257, 3864/8115 is 3/2085555.