tables > repunit > 31

Base 31 Repunits

Table

Viewing: 13 – 13 << prev next >>

(available: 0-999)

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

13: \[{31^{13}-1\over30}\] 42407 × 2426789 × 7908811

Index range: 13 – 13 << prev next >>