Base 27 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 551: | \[{27^{551}-1\over26}\] | 59 × 229 × 1103 × 1597 × 28537 × 59509 × 74821 × 204973 × 248749 × 363889 × 390109 × 20381027 × 32234893 × 1824179209 × 53007405589<11> × 150224123975857<15> × 198286779440801089<18> × 760465972696129594000165676164764768823720369720861255384731553086376304874494487338171617<90> × 2340808152948323911395860147203627214697781289861742987728625332735587681523884972909756080727845383467660278833673901008995578431930953470406128991<148> × [250512852798604272880522409761818845034572018501279693035821921806631920720086802904844590767311925236867035054957638917133420716294715019113446373698115759237577022134040156440413646260943903249524462583717792850034775651844984787924975318733373921546367792169653255363961411729605226337123578589822864678577771035359154096834569380522875617993616507784893095981131159619817819704205012376186141359644141253921080003532490969161638234097<438>] |