Base 16 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 375: | \[{16^{375}-1\over15}\] | 3 × 53 × 7 × 11 × 13 × 31 × 41 × 61 × 101 × 151 × 251 × 331 × 601 × 751 × 1201 × 1321 × 1801 × 2251 × 3001 × 4051 × 7001 × 8101 × 28001 × 63901 × 96001 × 100801 × 268501 × 3775501 × 10567201 × 13334701 × 229668251 × 791058001 × 1182468601 × 269089806001<12> × 1133836730401<13> × 168069194932501<15> × 4710883168879506001<19> × 47970133603445383501<20> × 94291866932171243501<20> × 5519485418336288303251<22> × 19963778429046466946251<23> × 4028493980595041855367835954324501<34> × 35758633131596900685051378954141001<35> × 2139731020464054092520609592459940706818275139793055476751<58> × 1606545773279325100753216665442817637284047671432352410624001<61> |