Base 5 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 378: | \[{5^{378}-1\over4}\] | 2 × 34 × 72 × 19 × 29 × 31 × 43 × 109 × 127 × 163 × 271 × 379 × 449 × 487 × 829 × 883 × 4159 × 5167 × 7603 × 19531 × 31051 × 280729 × 406729 × 519499 × 2161279 × 2932903 × 16018507 × 24132781 × 238040587 × 1692416503 × 3916103733109<13> × 23792163643711<14> × 305921358183421<15> × 1743424593819524631667<22> × 646479299170153749876240547<27> × 10072805480453583986931919773741297628474934622266057811409981<62> |