Base 14 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 405: | \[{14^{405}-1\over13}\] | 11 × 31 × 163 × 181 × 211 × 271 × 397 × 1171 × 2851 × 3761 × 4861 × 15511 × 18973 × 302581 × 571321 × 854582077 × 1427145211 × 299113818931<12> × 316148614767721<15> × 50099966224441291<17> × 17017126086358548541240438711287601<35> × 12603259357779621748366237848578108440471<41> × 114880659731339946558533643832442036970911052211<48> × 115814896459750315760764957888616125204972674528161029281372749161199440563859482667768195935388969673771789756312899085487059099172773925396207607547955303308072521694491935043691735940805221481442926540959515822628480681048017382361<234> |