Base 26 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 520: | \[{26^{520}-1\over25}\] | 33 × 5 × 11 × 17 × 41 × 53 × 131 × 431 × 521 × 677 × 937 × 1021 × 1721 × 2081 × 4421 × 6449 × 8641 × 8737 × 10271 × 26881 × 38299 × 87881 × 124021 × 397073 × 908441 × 27764777 × 101359441 × 468363169 × 546547769 × 3574533119 × 7106335471<10> × 208518605101<12> × 255692934121<12> × 50815915796881<14> × 143608105465241<15> × 161404898442841<15> × 175470855838721<15> × 296985885709361<15> × 670242012837697<15> × 978496170574369981<18> × 676245871671213000985361<24> × 5607427591408637362640328824561<31> × 6768808917883938635656748396259804822671<40> × 56607573874398870946630445111006999029261<41> × 2840810372901770744020026889670472769744327317151491576101<58> × 9491993158532538627939338235507983515700230688277605128065899473<64> × [474297554549495590292300579498638077138108135184917235711237628317037176070774626339669539017279749430062437512419193243344973259764541282596928680242843719382130517131799260654887439773703323004573904944967456994633681<219>] |