Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 637: | \[{7^{637}-1\over6}\] | 29 × 3529 × 4733 × 1074473 × 13473433 × 7304123737<10> × 16148168401<11> × 32239398101<11> × 2955119429303497<16> × 6106505825833677713<19> × 231410451435538144122809<24> × 3565837331172073232378945297<28> × [8921742356295884078518936304101638847253780835498369382377340576761614358606311658232004956435226720467710198389979159367731986498255810903993478684918034219965292681704501547760306822730784253305479903477794716081873020490263065292954847626873353788552630027926790043181611766157153828295589024263101996349780234548435585254177727734159671762290397142420791051938656155432560237242515691649399284533<400>] |