Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 531: | \[{10^{531}-1\over9}\] | 32 × 37 × 3187 × 333667 × 12288635641<11> × 39879723799<11> × 2559647034361<13> × 5688128591715855679507<22> × 4442196588754391864550713411479603<34> × 232199557797964905143390121842739619033812919<45> × 4340876285657460212144534289928559826755746751<46> × 121740076243906140440128328771750387895638651224514935329511899287347<69> × 80675654814742142861260811166354030266254322797555581818049357063039765904533800453714389701772850302046167499642805891999044163086808577207370892227561906278677140299122737732287792395338005208932546527149484814536738621482246433021902466074522155516293499443645652567759<272> |