anan = 20 x 4.
100.

ikie.
The Yoruba scale, to which reference has already been made, p.

70, again shows its peculiar structure, by continuing its vigesimal formation past 100 with no interruption in its method of numeral building.

It will be remembered that none of the European scales showed this persistency, but passed at that point into decimal numeration.

This will often be found to be the case; but now and then a scale will come to our notice whose vigesimal structure is continued, without any break, on into the hundreds and sometimes into the thousands.
BONGO.[343] 10.