Base 25 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 180: | \[{25^{180}-1\over24}\] | 22 × 32 × 7 × 11 × 13 × 19 × 31 × 37 × 41 × 61 × 71 × 73 × 181 × 241 × 313 × 521 × 601 × 829 × 1171 × 1741 × 2281 × 5167 × 7621 × 8641 × 9161 × 169831 × 390001 × 440641 × 543097 × 6597973 × 20478961 × 69566521 × 297315901 × 632133361 × 1503418321 × 356646293281<12> × 6794091374761<13> × 25535754811081<14> × 50735307557193841<17> × 60081451169922001<17> × 23320317172851318360001<23> × 183199167868426942613978977201<30> |