The three largest numbers (in descending order) would be... 975410, 975401 & 975104
depends on your answer
874321 is the largest number made from all these digits.
24
Most people prefer to write numbers using digits since this is far shorter than writing out the relevant words.
9,752 9,725 9,572
You get the largest number if you sort the digits, from largest to smallest.
25 digits
Using the digits 12279, the largest number that can be represented is 97,221.
96425 Larger numbers can be made by cascading the powers, but not on here because the notation won't take it.
97632 is the largest number containing these digits. To make the largest number simply order the numbers in descending order. As it happens this results in an even number so nothing further is necessary.
99999
You can select 9 numbers for the first digit, 8 numbers for the second digit, and 7numbers for the third digit; so 504 (e.g. 9*8*7) different three digit numbers can be written using the digits 1 through 9.