tables > repunit > 28

Base 28 Repunits

Table

Viewing: 21 – 21 << prev next >>

(available: 0-999)

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

21: \[{28^{21}-1\over27}\] 3 × 113 × 271 × 4422461 × 223934956756993189<18>

Index range: 21 – 21 << prev next >>