987653
The number is 9875.
You get the largest number if you sort the digits, from largest to smallest.
The largest number with no repeated digits is 9,876,543,210 although it is 10 digits long, the largest 3 digit number with no repeated digits is 987
The largest digits number with only 2 digits alike is 99
98765
10234
86420
987653
The largest ten digit number with no repeated digits is '9876543210'.
The number is 9875.
You get the largest number if you sort the digits, from largest to smallest.
The largest number with no repeated digits is 9,876,543,210 although it is 10 digits long, the largest 3 digit number with no repeated digits is 987
The largest digits number with only 2 digits alike is 99
9876543210
Without using exponents or factorials, that's it.
976542