Base 12 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 495: | \[{12^{495}-1\over11}\] | 11 × 23 × 37 × 61 × 157 × 397 × 661 × 3169 × 5281 × 9781 × 22621 × 30781 × 80749 × 130681 × 886381 × 1255321 × 5234401 × 5999137 × 21456901 × 22981681 × 266981089 × 661269577 × 442434513819541<15> × 475350812105401<15> × 21771819647540821<17> × 5766308324790114380136001<25> × 9143902271574719666671109149<28> × 212298824244665845733806835461<30> × 4895296942204991493950514043177<31> × 495473987180157340676069207266295695627847985005270254273529924740994821<72> × 13302733527919163148127182110636131390086550582351365205028046624720927198907835038120529596584491372067276812007865378604240889093058157159070704182173878005107323378532707186444621042798725804362381961<203> |