Base 16 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 605: | \[{16^{605}-1\over15}\] | 5 × 113 × 23 × 31 × 41 × 89 × 397 × 683 × 727 × 881 × 2113 × 2971 × 3191 × 3389 × 3631 × 91961 × 117371 × 201961 × 48912491 × 705313841 × 143448045841<12> × 415878438361<12> × 3630105520141<13> × 237090382248281<15> × 420675542314507855321<21> × 4036962584010807014809213<25> × 11054184582797800455736061107<29> × 39806400007517800928189621561<29> × 715726621375769988310557612811<30> × 1786393878363164227858270210279<31> × 1339272539833668386958920468400193<34> × 349606207461841106437544366777324120641<39> × 470055724908713162354624693928419223350920241<45> × 360803084812996454792157750493600042763764231072068795228648897917296768813403901316256813373475420361<102> × 17517466547607310599009306939528959387593709216561700361586073331386255464447876840304507153883342296636403321<110> × 5448351236315742026827470749290138552538510376598571254569437566703575251869691806410089694456327608528590739813981151<118> |