It is: 9851 or using exponents 5981
75,431
The greatest number of :- 9, 5, 1 and 6 is 9.
75431
One
5 is a prime number so the greatest common factor has to be the number 1.
-4
7,452
98765.
752
7,543
5431.
If the other number is a multiple of 5, the GCF is 5. If it is not a multiple of 5, the GCF is 1.