Base 27 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 400: | \[{27^{400}-1\over26}\] | 25 × 53 × 7 × 112 × 17 × 31 × 41 × 61 × 73 × 97 × 101 × 151 × 193 × 241 × 271 × 401 × 577 × 601 × 769 × 1181 × 1201 × 2551 × 4561 × 4801 × 6481 × 8951 × 9601 × 13921 × 14401 × 26251 × 55201 × 119101 × 133201 × 298801 × 391151 × 394201 × 1530601 × 22996651 × 26050081 × 42521761 × 47763361 × 18055139801<11> × 61070817601<11> × 128653413121<12> × 2098303812601<13> × 64575767537215201<17> × 51383579021948491809121<23> × 61459926512826500975801<23> × 438156091706986101113661638401<30> × 2229552891865882714320177992401<31> × 227831060593285510425519277644775297708801<42> × 49862253367266506870363997175320419426913019201<47> × 54482419084387063896343257364278812798757304500791752529639086947312737201<74> × 32442850223640045007876273397848746178945884346560525041459842311553818708312451091353073431201<95> |