Base 12 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 71: | \[{12^{71}-1\over11}\] | 5113 × 19597 × 37984848524797723599443142193849504165878058073506632204903320475097<68> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 71: | \[{12^{71}-1\over11}\] | 5113 × 19597 × 37984848524797723599443142193849504165878058073506632204903320475097<68> |