Base 19 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 510: | \[{19^{510}-1\over18}\] | 22 × 3 × 52 × 73 × 11 × 31 × 61 × 103 × 127 × 151 × 211 × 271 × 307 × 613 × 911 × 1531 × 2251 × 104551 × 1081291 × 2460181 × 3044803 × 51624241 × 54474019 × 1786596913 × 12299588826871<14> × 99995282631947<14> × 140495619966101<15> × 88755066896629735081<20> × 274019342889240109297<21> × 4091790564972909948701<22> × 693128329340299192949731<24> × 74657245773488638417876963<26> × 32013012367457935641831017827<29> × 39173733743063850061863360104762731<35> × 74822160725538469887081038983051348783259231<44> × 130300340509216473435163662875597224153175277491<48> × 13093624820044273262855106613968190194675861749036654811321968853466330017765182786916352817254971433807366411<110> × 9369073580576985430923635346677414654832281063220210682997979014373666193262806568597672495998206916143384147794176909413255452015300534341857447719431<151> |