The proposition is false. From 1 to 99, the digit 0 is NOT repeated 20 times!
The largest ten digit number with no repeated digits is '9876543210'.
The greatest 4-digit number with no repeated digits is... 9876
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
There is only one number and that is 123456.
The largest ten digit number with no repeated digits is '9876543210'.
5 digit telephone numbers having at least one of their digits repeated is = total possible 5 digit telephone numbers - 5 digit telephone numbers without any digit being repeated. =(10*10*10*10*10)-(10*9*8*7*6) =100000-30240 =69760
The largest 10-digit number with no digit repeated is 9876543210 !
Since there are only five different digits, a 6-digit number can only be generated if a digit can be repeated. If digits can be repeated, the smallest 6-digit number is 111111.
If repeated digits are allowed, then the largest 12-digit number is 999,999,999,999 .If repeated digits are not allowed, then the largest 12-digit number is 989,898,989,898 .If the same digit can't be used more than once, then the largest possible number has only10 digits. The number is 9,876,543,210 .
The largest ten digit number with no repeated digits is '9876543210'.
987654321 is the highest nine-digit number with no repeated digits.
It is possible to create a 3-digit number, without repeated digits so the probability is 1.