Base 3 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 547: | \[{3^{547}-1\over2}\] | 30706393 × 558494059583<12> × 229321690414975786561016358939063504956017811882813174487175975135341417478309<78> × 122914703941908311355702961196522843507185846744230297078273509739616211228824890951482124770854205337933119581248950111106487526319136142495611760344948824679539983<165> |