tables > repunit > base17

Base 17 Repunits

Table

Viewing: 21 – 21 << prev next >>

(available: 0-999)

Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>

21: \[{17^{21}-1\over16}\] 43 × 307 × 13567 × 25646167 × 940143709

Index range: 21 – 21 << prev next >>