Base 4 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 791: | \[{4^{791}-1\over3}\] | 43 × 127 × 227 × 1583 × 3391 × 23279 × 48817 × 65993 × 1868569 × 636190001 × 7920714887<10> × 54112378027<11> × 1066818132868207<16> × 491003369344660409<18> × 1621080768750408973059704415815994507256956989913429764153<58> × 2549280727345379556480596752292189634269829765250993670402549042422649<70> × 308937324356797061594697382590145196236665722718202195840743447445817896778913944687997002267023826460611132581755004799<120> × 332481381958220346599082710923771255660980013736141639215502033762751013582088798815990776059210975124107935798363184741320908696967121<135> |