Base 3 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 121: | \[{3^{121}-1\over2}\] | 23 × 3851 × 11617 × 3981923614021<13> × 657890411545272648205502849240259841<36> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 121: | \[{3^{121}-1\over2}\] | 23 × 3851 × 11617 × 3981923614021<13> × 657890411545272648205502849240259841<36> |