Base 19 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 525: | \[{19^{525}-1\over18}\] | 3 × 31 × 71 × 101 × 127 × 151 × 211 × 701 × 911 × 1601 × 6451 × 70841 × 116131 × 2460181 × 30640261 × 41888491 × 68443621 × 6229677151<10> × 91700732551<11> × 36035657195482151<17> × 63277681384643877901<20> × 164375644290642589501<21> × 1379878520583653811451<22> × 1990608317744714079301<22> × 65365284260571112024359304391<29> × 5960136042489921667745466928301<31> × 5206520255936910609072540845913496243195666334401<49> × 81574121177839006712628246144822471683244875271488219455063767342332808576374642865499905551<92> × [3998329577592167437392941289662816861155033778246081676712948007493167442217773042774196071973524831377957921467224707718829905572545917738495914145441057083263099395754120741036376902351665303158397739040184438980794045594808329101314232763394955793088409485623991725872038973219384301<286>] |