Base 16 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 443: | \[{16^{443}-1\over15}\] | 887 × 48731 × 489333371 × 773339215189<12> × 207818990653657<15> × 1375897917513661<16> × 2036829768181123<16> × 208665022472591302634938023901<30> × 203369567047358792597230853956871186267775970073<48> × 766506724027386556749116942627320053266817922278079798057<57> × 21770500743334902390232636763380303999940453678866485862332373206777733758314817576740365328171527170481<104> × 21346753369460010115687086940005911883739211906136606021207350060786340216763256994513092582998418536293697<107> × 123219439267346362049744425289349676468781136823956005602631224069302162695430546376768705960936201429580820215522273<117> |