tables > repunit > base7

Base 7 Repunits

Table

Viewing: 21 – 21 << prev next >>

(available: 0-999)

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

21: \[{7^{21}-1\over6}\] 3 × 19 × 29 × 4733 × 11898664849<11>

Index range: 21 – 21 << prev next >>