Base 27 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 144: | \[{27^{144}-1\over26}\] | 25 × 5 × 7 × 17 × 19 × 37 × 41 × 73 × 97 × 109 × 193 × 433 × 577 × 757 × 769 × 2161 × 6481 × 8209 × 15121 × 19441 × 19927 × 530713 × 1155169 × 10512289 × 16569793 × 1418632417 × 282429005041<12> × 3958044610033<13> × 56227703611393<14> × 150094634909578633<18> × 439354575872807875488135640535450946467869814072650387452813889<63> |