Pame number system doesn t appear to be base 8 Going through the article linked as a citation if you scroll down to the actual words you ll notice a few things First the number 8 does have significance The word for 9 nda ntsaw nda is made from putting together the words for 8 nda ntsaw and 1 nda But that s not enough to say that they have a base 8 number system The word for 10 isn t made from putting together the words for 8 and 2 10 gets its own word seska ai The word for 11 isn t made from putting together 8 and 3 It s made from putting together 10 and 1 seska ai nda Similarly for all the numbers between 10 and 20 16 is 10 and 6 19 is 10 and 9 etc There s no entry on the list for a word meaning 64 A language that uses base 8 obviously would have a separate word for 64 There is a word for 100 nda ntswa And 200 nui ntswa And 300 renhu ntswa Unsurprisingly nda nui and renhu are similar to the words for 1 2 and 3 respectively It s not a base 8 language It s a base 10 language with a special word for 8