Base 13 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 168: | \[{13^{168}-1\over12}\] | 23 × 3 × 5 × 72 × 17 × 29 × 43 × 61 × 113 × 157 × 337 × 463 × 547 × 673 × 2857 × 4621 × 14281 × 22079 × 28393 × 2714377 × 5229043 × 815702161 × 54165939703<11> × 213867479113<12> × 23161037562937<14> × 2341071239305009<16> × 61452748127532301<17> × 4803378460849459680406337<25> × 588486814214037155145329833<27> |