Base 3 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 860: | \[{3^{860}-1\over2}\] | 23 × 52 × 112 × 61 × 173 × 431 × 1181 × 10321 × 470593 × 8477881 × 2641485701 × 55473422113<11> × 903239908009<12> × 380808546861411923<18> × 82064241848634269407<20> × 14491125481091320910774351<26> × 781053905037712555192394595228515676273221687831<48> × 190338208254605311413088422440531439424369193587825299581510007110292179825245201<81> × 2211922689520334585996855405634898947963486474780594291068522486977477226299966624032490750722952524363929181039537481971692477615478770436535140562474783441<157> |