Base 25 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 400: | \[{25^{400}-1\over24}\] | 24 × 11 × 13 × 17 × 41 × 71 × 101 × 241 × 251 × 313 × 401 × 521 × 1601 × 1901 × 2593 × 4001 × 9161 × 11489 × 25601 × 132001 × 239201 × 776401 × 9384251 × 29423041 × 131349761 × 424256201 × 632133361 × 50150933101<11> × 167597261761<12> × 89620825374601<14> × 103390853395201<15> × 909456847814334401<18> × 10467247667093179201<20> × 45804743639930233601<20> × 24625444126052524088217281<26> × 668219906430537590060380972001<30> × 201729070811027930976007420652223887947601<42> × 1350508667305393222650192018347020888226557601<46> × 570816590874389863426712610221376823983504352706521883023381652903468683124270020472964342360390401<99> × 7835600763231051163105353109871851898738295732904084174621530049314756920200268556563336013502822700910401<106> |