Base 13 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 73: | \[{13^{73}-1\over12}\] | 145009586102490829218552548223336637<36> × 1194776740722409996051132396456283691052300333<46> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 73: | \[{13^{73}-1\over12}\] | 145009586102490829218552548223336637<36> × 1194776740722409996051132396456283691052300333<46> |