Base 3 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 351: | \[{3^{351}-1\over2}\] | 132 × 109 × 313 × 433 × 757 × 6553 × 7333 × 8209 × 244297 × 797161 × 4162861 × 1846794457 × 503457454452889<15> × 2821964307371847613<19> × 92958272636102017072662178879955046754908796650079339637033296035896613581376211537<83> |