Base 26 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 780: | \[{26^{780}-1\over25}\] | 34 × 5 × 7 × 11 × 19 × 31 × 37 × 53 × 61 × 79 × 131 × 157 × 181 × 313 × 431 × 521 × 547 × 677 × 859 × 937 × 1021 × 2521 × 4421 × 6449 × 8641 × 9661 × 10271 × 19501 × 21841 × 38299 × 51481 × 87881 × 124021 × 170101 × 329551 × 397073 × 908441 × 9577621 × 12562993 × 20785291 × 27764777 × 66195793 × 468363169 × 546547769 × 585757771 × 2754510721 × 3574533119 × 7106335471<10> × 94149688777<11> × 208518605101<12> × 216846518851<12> × 255692934121<12> × 1401582628837<13> × 6281952326521<13> × 50815915796881<14> × 143608105465241<15> × 161404898442841<15> × 670242012837697<15> × 1306935536414041<16> × 4208999140699141<16> × 978496170574369981<18> × 6820432681815993631<19> × 14845949837091171709<20> × 20733582885543227701<20> × 167394521342142485821<21> × 1601962887901860955459<22> × 676245871671213000985361<24> × 354144330352436217335570556313<30> × [457811978221829082202246261038630297390132127026634220134052067987222410211699404925876048246921476935795197116922730445309911711368898238024761050753724583373470879306787342469616480248734464107610476509580905438658830807576709601843118869213930649610984780178770123312830931997268387030947707075400629426487732209738933634352071860160590048117514294770058713060907327040725988941642781752451152141831853247816032052808935462892235529664770170086873373376920986479145457781176789451954974459620911964537581054743304356377695519074244486667837445852570631460894348101<567>] |