Base 11 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 407: | \[{11^{407}-1\over10}\] | 2591 × 15797 × 1806113 × 36855109 × 118410953 × 136151713 × 2473530386053<13> × 8601008375508869<16> × 2615418118891695851<19> × 54900364902027321657392773749437831757977<41> × [5237695468106615697485007457248881957940200121460887639696235962306351407563496236715400817502694389152915534710757825550932928329326462859414777661717449007598495032574489722316565655375893050107478382757277131549566997793253826545139918178883131980994021261754884973372675205522716851472785759353<298>] |