tables > repunit > 28

Base 28 Repunits

Table

Viewing: 15 – 15 << prev next >>

(available: 0-999)

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

15: \[{28^{15}-1\over27}\] 3 × 31 × 271 × 15991 × 637421 × 734941

Index range: 15 – 15 << prev next >>