tables > repunit > 26

Base 26 Repunits

Table

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Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>

* 640: \[{26^{640}-1\over25}\] 33 × 5 × 11 × 17 × 41 × 241 × 257 × 401 × 431 × 641 × 677 × 1021 × 1721 × 2081 × 3617 × 8641 × 26881 × 101377 × 30336641 × 46559041 × 57734881 × 128134849 × 261347201 × 2081334401 × 5394435329<10> × 126794950561<12> × 208518605101<12> × 1359389633857<13> × 296985885709361<15> × 818086762247201<15> × 2775571760622721<16> × 87992032428322241<17> × 430164069753779201<18> × 2175731013850135201<19> × 7796647730590584577<19> × 107248611633411791617<21> × 2052815117942001131041<22> × 7806168228077979865494401<25> × 10917819745554525385765889<26> × 7958199851007144156855506561<28> × 422650798214504680302051251283521<33> × 3119719623740005855365190200174198016001<40> × 3672635323798235747295928979442245480835342011605032139434883500527538779347637995831925455481578966413058486738942244270598897916802974480217281<145> × [29634112543160510846061171496919247373796873453195437017165619031939751921382626467486622082884807303852457108658050431757696041408546540812759366051132739010882783882808675667821499890068704655685682214030350442144018051843732799730205373583528568490031712253864959487685452948310264625161647530312173516481921<311>]

Index range: 640 – 640 << prev next >>