Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 665: | \[{6^{665}-1\over5}\] | 5 × 71 × 191 × 311 × 571 × 1901 × 9311 × 11971 × 55987 × 188861 × 1101773 × 37863211 × 825838991 × 1469029031 × 12055705201<11> × 638073026189<12> × 1298704628041<13> × 25425408247171<14> × 2995523312517361<16> × 164331230229374083<18> × 2233934314632639115197089640522599067817629985127899<52> × 15497978708096852323245252199003104942724474948201369949384453819153731712360225599846915121208456474024686646221922582205474586236147379535129212627304908563341014777359962243752811160949103200485259831757621320246530151718050665941567785984202961666625213140687711509460812437755737201595617957318162960118289290672574621<323> |