Base 16 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 615: | \[{16^{615}-1\over15}\] | 3 × 5 × 7 × 11 × 13 × 31 × 412 × 61 × 83 × 151 × 331 × 739 × 821 × 1231 × 1321 × 2953 × 10169 × 13367 × 49201 × 165313 × 181549 × 2940521 × 3887047 × 12112549 × 43249589 × 164511353 × 269896441 × 802333429 × 3639939001 × 8831418697<10> × 12982379401<11> × 70171342151<11> × 61213422340181<14> × 6027043735173469<16> × 13194317913029593<17> × 82777720757144341<17> × 92757531554705041<17> × 177722253954175633<18> × 758399801407611361<18> × 125965976976392564317<21> × 8334342179521862957161<22> × 3427007094604641668368081<25> × 3655725065508797181674078959681<31> × 76401557052661070266405340180269721<35> × 263624505862979562002392918766778961<36> × 4079916010527975130254169261381019387581<40> × 188089893911024068187126343999359519615500901401<48> × 2125820563389437533390243893834597846757304863651<49> × 8759670529772752737051943766670044656597070605543606897503015873725251877401<76> × 1652002057993962666801602568279404931755117071682907143016015810954006203235436921433735383908451<97> |