Base 17 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 286: | \[{17^{286}-1\over16}\] | 2 × 32 × 23 × 53 × 79 × 947 × 3719 × 7723 × 65651 × 212057 × 2001793 × 3480049 × 38845379 × 87415373 × 2919196853 × 2141993519227<13> × 1655239713420437<16> × 4015436321246808173<19> × 91396813806307945079<20> × 393973726113393494033692871<27> × 992203637469893893874250612811340616664716613383433<51> × 172950169828025205132143310902700552878124254670061710288623<60> × 126936078206956995866284863506492862693564636253722627863141775858169972921884886673<84> |