Base 13 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 318: | \[{13^{318}-1\over12}\] | 2 × 3 × 7 × 61 × 107 × 157 × 3499 × 19081 × 76003 × 194723 × 7504072417<10> × 202326783229<12> × 1462139329561<13> × 189541180943969<15> × 8403659652641423<16> × 37379721025854083<17> × 39349502420618381<17> × 274690322498001718403<21> × 197795581824045269616226824820047463<36> × 3467844468281740045006949450166857306247294973804393303875730069<64> × 3427228994031643333154071154149053274860593664257603210811066898226465082000227199834839346040481885997666537481<112> |