Using those 4 digits 6451 is the largest odd number you can make.
14
It is .56789
It is 4579.
123,456 would be the smallest number using all 6 digits. You arrange the numbers from lowest to highest.
If the digits are only used once, each, the largest possible number would be 97,531
You get the largest number if you sort the digits, from largest to smallest.
it is 76543 i think
Using the digits 12279, the largest number that can be represented is 97,221.
Assign the digits from left to right, using the largest possible digit in each case. Don't forget to reserve an even digit for the last position.
7654321
99.99
99
97432
The largest even number that can be made with those digits is 9740 .
The largest odd number that can be made with those digits is 9407 .
The largest integer that can be formed by using the digits only once each and simply arranging them in some order is 8740. Otherwise, using exponents, much larger numbers are possible.