Base 12 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 688: | \[{12^{688}-1\over11}\] | 5 × 13 × 17 × 29 × 89 × 97 × 173 × 233 × 431 × 41281 × 71209 × 195049 × 260753 × 12313309 × 130527361 × 372060253 × 1260760517 × 10273420681<11> × 13444466603<11> × 247819688992536197<18> × 7177727914895266742809<22> × 881572852017880141483757<24> × 32359758358562524963364461<26> × 478633080942750137752934449682953<33> × 362288744135700314075987061907939467040578292513<48> × 15087368089304537061049251916097323921107711164316592587861329<62> × 10278311713638218250574698059312428436755740828235730781382394563881757428332012307479912122971163220526800310878910160417<122> × [26686104660711429696371939173772030048104329641951039004828564590935509045450501575040874210588033149240552637998718100948173630875209558854266079412031332194943388564878234638249246460211905371749113510391557138429844466201270458692104724427718948005187100327623365656691145127099448864002591242288049<302>] |