Base 3 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 485: | \[{3^{485}-1\over2}\] | 112 × 971 × 76631 × 145501 × 2549755542947<13> × 22836387874896451734446934241<29> × 48845962828028421155731228333<29> × 163135411964857917127880147033711<33> × 2084493753227179455801079624667972186867821650016339468342724266430726829613923114459217090984982404639100142930001<115> |