390
195,2
65,3,2
13,5,3,2
390 195,2 65,3,2 13,5,3,2
360 180,2 90,2,2 45,2,2,2 15,3,2,2,2 5,3,3,2,2,2
Since 26 is a factor of 390, it is automatically the GCF.
The greatest common factor of 180 and 390 is 30.
Since 195 is a factor of 390, it is automatically the GCF.
The GCF of 130 and 390 is 130 itself. Since 130 is a factor of 390, it is automatically the GCF of the set.
Since 65 is a factor of 390, it is automatically the GCF of this problem.
The greatest common factor of 390 and 2431= =13
The GCF of 48 and 390 is 6.
Since 130 is a factor of 390, it is automatically the GCF.
It is the highest common factor of 390 and 65 which is 65
520/390 taking 130 as common factor = 4:3