Base 16 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 250: | \[{16^{250}-1\over15}\] | 53 × 11 × 17 × 31 × 41 × 101 × 251 × 401 × 601 × 1801 × 4001 × 4051 × 7001 × 8101 × 28001 × 61681 × 96001 × 268501 × 340801 × 1074001 × 2020001 × 2787601 × 3775501 × 22624001 × 229668251 × 3173389601 × 269089806001<12> × 1481124532001<13> × 4710883168879506001<19> × 47970133603445383501<20> × 94291866932171243501<20> × 5519485418336288303251<22> × 8877945148742945001146041439025147034098690503591013177336356694416517527310181938001<85> |