25
It takes 7 digits.
In normal arithmetic there are only 10 digits, not 11. Any set of 11 characters can represent 11 digits.
78
5 bits are 5 binary digits. If they represent a decimal number, then that number can be anything from zero to 31, and can have either 1 or 2 digits.
Federal agency department
They may be ellipsis which represent repeating digits.
Hexadecimal colour codes are codes comprising six hexadecimal digits in whichthe first two digits represent the red colour typethe middle two digits represent the green colour typethe last two digits represent the blue colour typeSince two hexadecimal digits give 256 values, the 6 digit code can represent 16,777,216 colours.
25
It takes 7 digits.
In normal arithmetic there are only 10 digits, not 11. Any set of 11 characters can represent 11 digits.
$2,000,000,000.
4 digits - representing 16 integers.
you can it in books and on some clocks
78
10 digits.
four