Base 8 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 296: | \[{8^{296}-1\over7}\] | 32 × 5 × 13 × 17 × 149 × 223 × 241 × 593 × 1777 × 3109 × 3331 × 17539 × 92353 × 126097 × 321679 × 532801 × 854257 × 25781083 × 26295457 × 184481113 × 231769777 × 319020217 × 616318177 × 1398316729 × 4345052821<10> × 107775231312019<15> × 85337232196804809313<20> × 1453030298001690873541<22> × 20988936657440586486151264256610222593863921<44> × 1167921844796930836978129504180973017018182961<46> |