Base 3 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 302: | \[{3^{302}-1\over2}\] | 22 × 1511 × 472027 × 645979 × 6263783 × 135286639 × 64745079361<11> × 905673230703550690601003473107008473103084254587061<51> × 6726812506767780473723505133857482672236342795606501<52> |