651
As a string, the largest number is 7111111.
86420
the largest five digit number that can be formed using the digits 7 and 9 is 97,000
99997
The largest ten digit number with no repeated digits is '9876543210'.
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 ten digit number with no repeated digits is '9876543210'.
The largest 3 digit number whose digits are all primes is 777. The largest 3 digit number with different prime digits is 753.
The largest 10-digit number with no digit repeated is 9876543210 !
You get the largest number if you sort the digits, from largest to smallest.
985
The largest ten digit number with no repeated digits is '9876543210'.