Base 5 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 348: | \[{5^{348}-1\over4}\] | 22 × 32 × 7 × 13 × 31 × 59 × 349 × 601 × 5569 × 6961 × 35671 × 382801 × 5096867 × 506670253 × 6090817323763<13> × 22125996444329<14> × 210390487070809<15> × 146817720340602448117<21> × 22500358133965991972941<23> × 28870194250662203210437116612769<32> × 1334402673828313149547634216455312875601<40> × 70334609994694963405747806474103032308808001<44> |