Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 243: | \[{10^{243}-1\over9}\] | 35 × 37 × 163 × 757 × 9397 × 333667 × 2462401 × 440334654777631<15> × 676421558270641<15> × 411361786890737698932559<24> × 130654897808007778425046117<27> × 810316718654935254370114242173495345974018609204623064367629310709846283851718998731856856949061264781563433202832207926987960406521712613<138> |