Base 13 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 456: | \[{13^{456}-1\over12}\] | 23 × 3 × 5 × 7 × 17 × 61 × 157 × 229 × 457 × 761 × 2281 × 14281 × 20521 × 28393 × 94621 × 692513 × 845083 × 12865927 × 815702161 × 796956375829<12> × 9468940004449<13> × 452660103574249<15> × 2657518772948983<16> × 6061387217546931661<19> × 62300665486585624081<20> × 104422877883960436477<21> × 30746232270870161677690909<26> × 14654187650846568795703728901<29> × 580196961910046805312944783240761<33> × 11558976231637261426277121948925198794301<41> × 2135382121254983685021572341095722302254446826817<49> × 1532151248026912823503230302288782526288888071990883933246531866201<67> × 1780088432576306601340057212807454573970185544099601222890074942081213585466127952438873<88> |