Base 26 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 405: | \[{26^{405}-1\over25}\] | 5 × 11 × 19 × 37 × 109 × 163 × 433 × 811 × 3061 × 8641 × 8821 × 9661 × 17011 × 463321 × 639091 × 20785291 × 308933353 × 7050697273<10> × 88587776413<11> × 23996069722351<14> × 73894346582909221<17> × 115823367667440460110645451<27> × 337251965492330350628577121<27> × 609261029932504497272673841<27> × 3491070124645076944820721728671<31> × 44396753061053576185348525310664658070856458237982188374153417747731588623154986446548379771106491<98> × [645418362865582424926898301546981711890841660443180334839682922352932988655713798940447666288626658863993214242471078487950632903217639249101654715702423649726822680424406748182740035780322922375704069523801484993194406762562930086999175696332028306181<252>] |