Base 8 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 750: | \[{8^{750}-1\over7}\] | 33 × 11 × 19 × 31 × 73 × 151 × 251 × 331 × 601 × 631 × 751 × 1801 × 2251 × 4051 × 9001 × 11251 × 23311 × 100801 × 115201 × 213751 × 617401 × 10567201 × 18837001 × 229668251 × 1348206751 × 4714696801<10> × 130147868251<12> × 269089806001<12> × 1133836730401<13> × 2104496060760001<16> × 13861369826299351<17> × 4710883168879506001<19> × 5519485418336288303251<22> × 19963778429046466946251<23> × 150212580033138336342001<24> × 281941472953710177758647201<27> × 1911491848228371127909236272251<31> × 35758633131596900685051378954141001<35> × 19939338707834433467107535745725657572743352610488782001<56> × 2139731020464054092520609592459940706818275139793055476751<58> × 3925067545612711818201811571047961327499078539698960622042251<61> × 51833645300329496308097759409726604605029168907048343297938001<62> × 2493280756695375717208989059964303698377463498630920673519781864412678064345644739346399751<91> |