T - U = 3
T = 2U + 1
(2U + 1) - U = 3
U + 1 = 3
U = 2
T = 2U + 1 = 5
The number is 52.
A digit is part of a number. the number 23 has two digits 2 and 3.
21 and 20
1348.
987654321 is the highest nine-digit number with no repeated digits.
The largest ten digit number with no repeated digits is '9876543210'.
A digit is part of a number. the number 23 has two digits 2 and 3.
21 and 20
99,001
I am a three digit number. all of my digit is multiples of 2. my hundreds digit is the lowest even number. the sum of my digits is 16. the units digit is the same as the difference between my hundreds and tens digits.
57 or 75
1348.
If the number with the digits reversed can have a leading 0 so that it is a 1-digit number, then 16. Otherwise 13.
505
In decimal, a digit is one of the ten symbols that represent the numbers 0 to 9. A number can be made up of one or more digits. For example: 1 is a digit (as well as a number of course). 11 is a number made up of 2 digits.
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.
987654321 is the highest nine-digit number with no repeated digits.
The largest ten digit number with no repeated digits is '9876543210'.