Sevens.

[Geoff Bannister]

No: HPFGUIDX 159892

--- In HPforGrownups at yahoogroups.com, "secca_pk" <o_secca at ...> wrote:

Secca:
 
> Back to topic: 
> I also have never put much store by the number seven in the books. 7 
> and 12 are reputed to be magical numbers, historically. So Jo has used 
> them many times in her own 'magical' works...
> 
> Now 17 Sickles to a Galleon, and 29 knuts to a sickle; Here we have a 
> different story! This implies that Wizard!Math is base(439) rather than 
> base(10); which implies that a midget wearing glasses is being born... 
> (The Seventh Son?)

Geoff:
Just to avoid any confusion, I /think/ you mean that Wizard!Maths is base 493.

Geoff
(retired Maths teacher)