4 ms·

Well, the number of digits tell you the sign of the number, right? It could save a sign bit I think the ideal wikipedia page for this kind of thing has a 'Prop

by gota 8y ago

Well, the number of digits tell you the sign of the number, right? It could save a sign bit I think the ideal wikipedia page for this kind of thing has a 'Properties' section from which to start thinking about this

misja111 8y ago
The bit saved for the sign is lost because you need more bits to represent a number.
- gota 8y ago
  True, and it seems you actually need exactly one extra bit for all positive numbers