Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 612: | \[{7^{612}-1\over6}\] | 24 × 32 × 52 × 13 × 19 × 37 × 43 × 103 × 137 × 181 × 307 × 613 × 1063 × 2857 × 4591 × 14009 × 44371 × 56611 × 117307 × 365773 × 734707 × 1135261 × 11582101 × 12192877 × 59361349 × 85647973 × 2316281689 × 2767631689 × 10879733611<11> × 13841169553<11> × 17558098849<11> × 469022340889<12> × 29078814248401<14> × 90920746649833<14> × 9035330762005111<16> × 133088039373662309<18> × 44072862804091655188147<23> × 5086481441583177338046988872433147843691941<43> × 7665201278926818079367892281745149002745047<43> × 795000162131334968169163150985614882079420233<45> × 8924061132133992151880652654082601010141219306736778978883294920504239171343947896396598184377897424982025078186081688024350487098222867118933149<145> |